API 5L 4" GR.B seamless Black carbon steel pipe

GR.B seamless carbon steel pipe 4" AS PER API 5L PSL 1

1. standard:  API 5L, ASTM A106/A53, DIN 1629/2391/17172, JIS 3461/3462, BS3059 etc

2. material: GR.A;GR.B;ST45;ST45.8;ST35.8;ST35,ST52, X42, X46, X52, X60, X65, X70

3. Size: 1/4"-28"

4. surface: oiled or black/clean painted  to prevent rust

5. ends: 2" below plain ends; 2"above beveled ends.

6. methord: below 88.9mm is cold drawn; above 114.3mm is hot rolled.

7. packing: caps on two end of every pipe outer; hexagonal shape bundles wrapped with strong steel strip or customers' requests.

8.length: 2-20m random or fixed.such as 5.8m fixed,6m fixed,5-7m randometc.

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. products details: Quality oil casing tube,  line pipes, hollow pipes, the fluid pipes, the structure pipes, the boiler tube,   the petroleum cracking tube, the precision tube(clod drawn), the drilling pipe,the tube for auto semi-sahft casing and so on

11 .Third party inspection: Welcome you to send a third party inspecting company (BV, SGS,CIC,IBR, etc) to check the quality of our final products.

12. packing details: