High Frequency Weld HFW Solid Fin Tube for Water Wells with SCH 40 Thickness and ERW
About Us
DELLOK (YONGHUI RADIATING PIPE MANUFACTURING CO.,LTD.) was established in 2002, which is located in Jiangsu, China. After many years of development, the company now has 66 million yuan in fixed assets, more than 200 employees, and 33 technical staffs. We have 4 aluminum processing production lines, with the annual processing capacity of more than 20,000 tons; And we have 5 tube-drawing production lines; 47 fintube production lines, 1 imported production line from American with the brand of McElroy , with the annual production capacity of 12 million meters the above. Quality is the theme of eternal pursuit of winner -Production workshop- Meticulous works, standardized management system and systematic quality assurance are Dellok(YONGHUI)'s best commitment to quality. In Dellok(YONGHUI), the quality control is not only the detection of the final process, but throughout the entire production process. We implement a set of quality control and assurance systems. Each batch of pipes is sampled and tested, and records are kept as a quality guarantee for the final product.
Products Description
Name | Circular Welded pipe |
Size Range | 1-8 inch |
Outside Diameter | 21.3-630 mm |
Wall Thickness | 1.8-22 2 mm |
Thickness | 0.5-8.0mm |
Appearance | Generally smooth, bright |
Packing | Export standard packing or according to customers’ requirement |
Shipment | Within 10-15 workdays,25-30 days when the quantity beyond 1000 tons |
Product Application
Size
Related Standard & Specification: API 5CT, ISO 11960, API 5B, GOST
Related Grade: J55, K55, N80, L80-1, L80-9Cr, L80-13Cr, P110, Q125, K55 D10, L80 D10.
Available Approved Marine: ABS / BV / LR / DNV / GL / KR, EN10204 3.2 MTC
Special Service: Sweet Service, Sour Service, Anti-H2S, NACE MR0175/ISO15156
Produce Process: Hot Rolled, Cold Drawn, Hot Expanded.
Accessories: Pup Joint, Coupling (Coupling Stock), Blast Joint, Crossover etc.
Connection: API connection and Premium connection, like TPCQ, HSM etc.
API Casing | |||||||||||
Size | Grade and Connection | Standards | |||||||||
OD mm (in) | WT/mm | H40 | J55 K55 | M65 | L80-1 R95 | N80-1 N80Q | C90 T95 | C110 | P110 | Q125 | |
114.3(4.5') | 5.21 | S | S | S | API SPEC 5CT/ISO11960 | ||||||
5.69 | S/B | S/B | |||||||||
6.35 | S/L/B | L/B | L/B | L/B | L/B | L/B | |||||
7.37 | L/B | L/B | L/B | L/B | L/B | ||||||
8.56 | L/B | L/B | |||||||||
127(5') | 5.59 | S | S | ||||||||
6.43 | S/L/B | S/L/B | |||||||||
7.52 | S/L/B | L/B | S/L/B | S/L/B | L/B | S/L/B | |||||
9.19 | L/B | S/L/B | S/L/B | L/B | S/L/B | L/B | |||||
11.1 | L/B | L/B | L/B | L/B | L/B | L/B | |||||
12.14 | L/B | L/B | L/B | L/B | L/B | ||||||
12.7 | L/B | L/B | L/B | L/B | L/B | ||||||
139.7(5.5') | 6.2 | S | S | S | |||||||
6.98 | S/L/B | S/L/B | |||||||||
7.72 | S/L/B | L/B | S/L/B | S/L/B | L/B | S/L/B | |||||
9.17 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
10.54 | L/B | S/L/B | S/L/B | L/B | S/L/B | S/L/B | |||||
168.28(6.625') | 7.32 | S | S/L/B | S/L/B | |||||||
8.94 | S/L/B | L/B | S/L/B | S/L/B | L/B | S/L/B | |||||
10.59 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
12.06 | S/L/B | S/L/B | L/B | S/L/B | L/B | ||||||
177.8(7') | 6.91 | S | S | S | |||||||
8.05 | S/L/B | L/B | S/L/B | S/L/B | L/B | ||||||
9.19 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
10.36 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
11.51 | L/B | S/L/B | S/L/B | L/B | S/L/B | ||||||
12.65 | S/L/B | S/L/B | L/B | S/L/B | S/L/B | ||||||
13.72 | S/L/B | S/L/B | L/B | S/L/B | S/L/B | ||||||
193.68(7.625') | 8.33 | S/L/B | S/L/B | L/B | L/B | L/B | |||||
9.52 | L/B | L/B | L/B | L/B | L/B | ||||||
10.92 | L/B | L/B | L/B | L/B | L/B | ||||||
12.7 | L/B | L/B | L/B | L/B | L/B | ||||||
14.27 | L/B | L/B | L/B | L/B | L/B | ||||||
15.11 | L/B | L/B | L/B | L/B | L/B | ||||||
15.88 | L/B | L/B | L/B | L/B | L/B | ||||||
219.08(8.625') | 6.71 | S | S | S | |||||||
7.72 | S | S/L/B | S | ||||||||
8.94 | S | S/L/B | S/L/B | ||||||||
10.16 | S/L/B | L/B | L/B | L/B | L/B | ||||||
11.43 | L/B | L/B | L/B | L/B | L/B | ||||||
12.7 | L/B | L/B | L/B | L/B | |||||||
14.15 | L/B | L/B | L/B | L/B | L/B | ||||||
244.48(9.625') | 8.94 | S | S/L/B | S/L/B | |||||||
10.03 | S/L/B | S/L/B | L/B | L/B | L/B | L/B | |||||
11.05 | L/B | L/B | L/B | L/B | L/B | ||||||
11.99 | L/B | L/B | L/B | L/B | L/B | L/B | |||||
13.84 | L/B | L/B | L/B | L/B | L/B | ||||||
15.11 | L/B | L/B | L/B | L/B | |||||||
273.05(10.75') | 8.89 | S/B | S/B | ||||||||
10.16 | S/B | S/B | S/B | ||||||||
11.43 | S/B | S/B | S/B | S/B | S/B | S/B | S/B | ||||
12.57 | S/B | S/B | S/B | S/B | |||||||
13.84 | S/B | S/B | S/B | ||||||||
15.11 | S/B | S/B | S/B | ||||||||
298.45(11.75') | 9.65 | ||||||||||
10.92 | |||||||||||
12.19 | S/B | S/B | |||||||||
13.06 | S/B | S/B | S/B | ||||||||
339.72(13.375') | 8.38 | S | |||||||||
9.65 | S/B | S/B | |||||||||
10.92 | S/B | S/B | |||||||||
12.19 | S/B | S/B | S/B | S/B | S/B | ||||||
13.06 | S/B | S/B | S/B | S/B | S/B | ||||||
406.4(16') | 16.66 | ||||||||||
508(20') | 16.13 | S/L/B | |||||||||
Note: S-SC;L-LC;B-BC. |
API Tubing | |||||||||||
Size | Grade and Connection | Standards | |||||||||
OD mm (in) | WT/mm | H40 | J55 | L80-1 R95 | N80-1 N80Q | C90 | T95 | P110 | |||
42.16(1.66') | 3.18 | API SPEC 5CT/ISO11960 | |||||||||
3.56 | N/U | N/U | N/U | N/U | N/U | N/U | |||||
4.85 | U | U | U | U | U | U | U | ||||
48.26(1.9') | 3.18 | N/U | N/U | N/U | N/U | N/U | N/U | ||||
3.68 | N/U | N/U | N/U | N/U | N/U | N/U | |||||
5.08 | U | U | U | U | U | U | U | ||||
6.35 | |||||||||||
7.62 | |||||||||||
60.32(2.375') | 4.24 | ||||||||||
4.83 | |||||||||||
6.45 | |||||||||||
7.49 | |||||||||||
8.53 | |||||||||||
73.02(2.875') | 5.51 | N/U | N/U | N/U | N/U | N/U | N/U | N/U | |||
7.01 | N/U | N/U | N/U | N/U | N/U | ||||||
7.82 | N/U | N/U | N/U | N/U | N/U | ||||||
8.64 | U | U | |||||||||
9.96 | |||||||||||
11.18 | U | N | N | N | N | N | |||||
88.9(3.5') | 5.49 | ||||||||||
6.45 | N/U | N/U | N/U | N/U | N/U | N/U | N/U | ||||
7.34 | N | N | N | N | N | N | |||||
9.52 | N/U | N/U | N/U | N/U | N/U | ||||||
10.92 | |||||||||||
12.09 | |||||||||||
13.46 | |||||||||||
101.6(4') | 5.74 | N | N | N | N | N | N | N | |||
6.65 | U | U | U | U | U | U | U | ||||
8.38 | |||||||||||
10.54 | |||||||||||
12.7 | |||||||||||
15.49 | |||||||||||
114.3(4.5') | 6.88 | N/U | N/U | N/U | N/U | N/U | N/U | N/U | |||
8.56 | |||||||||||
9.65 | |||||||||||
10.92 | |||||||||||
12.7 | |||||||||||
14.22 | |||||||||||
16 | |||||||||||
Note: N-NU; U-EU. |
Chemical Analysis(%) For Part Standard | ||||||||||||||||
Standard | Class | Grade | Type | C | Mn | Mo | Cr | Ni | Cu | P | S | Si | ||||
min | max | min | max | min | max | min | max | max | max | max | max | max | ||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | |
API 5CT | 1 | H40 | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |
J55 | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |||
K55 | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |||
N80 | 1 | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |||
N80 | Q | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |||
2 | M65 | - | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | ||
L80 | 1 | - | 0.43 | - | 1.9 | - | - | - | - | 0.25 | 0.35 | 0.03 | 0.03 | 0.45 | ||
L80 | 9Cr | - | 0.15 | 0.3 | 0.6 | 0.9 | 1.1 | 8 | 10 | 0.5 | 0.25 | 0.02 | 0.01 | 1 | ||
L80 | 13Cr | 0.15 | 0.22 | 0.25 | 1 | - | - | 12 | 14 | 0.5 | 0.25 | 0.02 | 0.01 | 1 | ||
C90 | 1 | - | 0.35 | - | 1.2 | 0.25 | 0.85 | - | 1.5 | 0.99 | - | 0.02 | 0.01 | - | ||
C90 | 2 | - | 0.5 | - | 1.9 | - | NL | - | NL | 0.99 | - | 0.03 | 0.01 | - | ||
C95 | - | - | 0.45 | - | 1.9 | - | - | - | - | - | - | 0.03 | 0.03 | 0.45 | ||
T95 | 1 | - | 0.35 | - | 1.2 | 0.25 | 0.85 | 0.4 | 1.5 | 0.99 | - | 0.02 | 0.01 | - | ||
T95 | 2 | - | 0.5 | - | 1.9 | - | - | - | - | 0.99 | - | 0.03 | 0.01 | - | ||
3 | P110 | - | - | - | - | - | - | - | - | - | 0.03 | 0.03 | - | |||
4 | Q125 | 1 | - | 0.35 | - | 1.35 | - | 0.85 | - | 1.5 | 0.99 | - | 0.02 | 0.01 | - | |
Q125 | 2 | - | 0.35 | - | 1 | - | NL | - | NL | 0.99 | - | 0.02 | 0.02 | - | ||
Q125 | 3 | - | 0.5 | - | 1.9 | - | NL | - | NL | 0.99 | - | 0.03 | 0.01 | - | ||
Q125 | 4 | - | 0.5 | - | 1.9 | - | NL | - | NL | 0.99 | - | 0.03 | 0.02 | - |
Tensile Property For Part Standard | |||||||||||
Standard | Class | Grade | Type | Elongation(%) | Yield Strengh(Mpa) | Tensile Strengh(Mpa) | Hardness(Max) | Required WT | Allowed Tolerance of Hardness | ||
Min | Max | Min | HRC | HBW/- | mm | HRC | |||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
API 5CT | 1 | H40 | 0.5 | 276 | 552 | 414 | - | - | - | - | |
J55 | - | 0.5 | 379 | 552 | 517 | - | - | - | - | ||
K55 | - | 0.5 | 379 | 552 | 655 | - | - | - | - | ||
N80 | 1 | 0.5 | 552 | 758 | 689 | - | - | - | - | ||
N80 | Q | 0.5 | 552 | 758 | 689 | - | - | - | - | ||
2 | M65 | - | 0.5 | 448 | 586 | 586 | 22 | 235 | - | - | |
L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | ||
L80 | 9Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | ||
L80 | 13Cr | 0.5 | 552 | 655 | 655 | 23 | 241 | - | - | ||
C90 | 1,2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | ≤12.70 | 3 | ||
C90 | 1,2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | 12.71~19.04 | 4 | ||
C90 | 1,2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | 19.05~25.39 | 5 | ||
C90 | 1,2 | 0.5 | 621 | 724 | 689 | 25.4 | 255 | ≥25.40 | 6 | ||
C95 | - | 0.5 | 655 | 758 | 724 | - | - | - | - | ||
T95 | 1,2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | ≤12.70 | 3 | ||
T95 | 1,2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | 12.71~19.04 | 4 | ||
T95 | 1,2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | 19.05~25.39 | 5 | ||
T95 | 1,2 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | ≥25.40 | 6 | ||
3 | P110 | - | 0.6 | 758 | 965 | 862 | - | - | - | - | |
4 | Q125 | 1~4 | 0.65 | 862 | 1034 | 931 | - | - | ≤12.70 | 3 | |
Q125 | 1~4 | 0.65 | 862 | 1034 | 931 | - | - | 12.71~19.04 | 4 | ||
Q125 | 1~4 | 0.65 | 862 | 1034 | 931 | - | - | ≥19.05 | 5 |
FAQ
Q: Why choose us?
A: Our company have been in steel business for more than ten years, we are internationally experienced, professional, and we can provide variety of steel products with high quality to our clients.
Q: Can provide OEM/ODM service?
A: Yes. Please feel free to contact us for more details discuss.