1. Outer Diameter:

10-1000mm

2. Wall Thickness:

0.8-30mm

3. Length:

3-12m

4. Producing Standard:

· American ASME B36.10M, ASTM, API 5L, API 5CT

· Japanese JIS

· German DIN

· Chinese GB

· BS standard

· etc

5. Main Material:

(Carbon Steel & Low Alloy steel)

· ASTM A53, A106, API 5L GR.B etc;

· X42, X46, X52, X60, X65, X70 etc;

· JIS STPG42, G3454, G3456 etc;

· German St37, St42, St45, St52, DIN1626, DIN17175

· Chinese 20#, Q345, 16Mn etc

· etc

6. Special specifications:

Available according to customer’s requirements and quantity.

7. End Shape:

Beveled end , plain end, varnished, or adding plastic caps to protect the two ends as per customer’s requirements

8. Surface treatment:

Painted, Oiled, galvanized, phosphate etc to prevent rust

9. Usage:

· Widely used in the mechanical treatment field, petrochemical industry, transport and construction field

· Ordinary structural purposes and mechanic structural purposes, for example in construction field, fulcrum bearing etc;

· The transportation of fluids in the projects and big equipments, for example transport of water, oil, gas etc

· Can be used in low and medium pressure boiler for the transportation of fluids, for example steam tube, big smoke tube, small smoke tube, generating tube etc

10. Certificates:

ISO9001-2000, API 5L certificate

11. Third party inspection:

Welcome you to send a third party inspecting company (BV, SGS etc) to check the quality of our final products.

12. Payment Terms:

 L/C,D/A,D/P,T/T, Western Union

13.Delivery Time

10-15 days after received the deposit of T/T or L/C

14.Note

we can produce other standard as the customers' requirement

NPS

1/8″ to 1 1/2″

Over 1 1/2″ to 4″

Over 4″ to 8″

Over 8″ to 18″

Over 18″ to 26″

Over 26″ to 34″

Over 34″ to 48″

OD Tolerance

+/- 0.4

+/- 0.8

+1.6, -0.8

+2.4, -0.8

+3.2, -0.8

+4.0, -0.8

+4.8, -0.8

WT Tolerance

+/- 12.5%

Weight Tolerance

+10%, -3.5%