| Model: | - |
|---|---|
| Brand: | GEE |
| Origin: | Made In China |
| Category: | Construction & Decoration / Pipe, Tube & Parts / Steel Pipe & Tube |
| Label: | api 5l erw , astm a252 erw , hfw api 5l astm a252 |
| Price: |
US $360
/ TON
|
| Min. Order: | 20 TON |
| Live Chat: | Last Online:02 Jun, 2016 |
1) Standard: ASTM A252
2) Grade: Gr.1, Gr.2, Gr.3
3) Out Diameter: 21mm (0.8 inch)-610mm (24 inch)
4) Wall thickness: 1mm (0.04 inch)-14mm ( 0.55 inch)
5) Length: Fixed length, random length, as per customer’s requirement.
6) All the production technical will be done strictly according to API 5L, ASTM A252 standard and ISO 9001:2008.
7) OD tolerance: ±1.0%D
8) WT tolerance: ≤-12.5%t
9) Length tolerance: 0-20mm
10) Straightness: Total length≤0.2%L
11) Outer bur: Basicly parallel with the parent metal
12) The steel shall be made by one or more of the following process: open-hearth, basic-oxygen, or electric-furnace.
13) Chemical Composition: The steel shall contain no more than 0.050% phosphorous.
14) Mechanical properties:
|
|
Grade 1 |
Grade 2 |
Grade 3 |
|
Tensile strength (Mpa) |
345 |
415 |
455 |
|
Yield strength (Mpa) |
205 |
240 |
310 |
|
Basic minimum elongation for norminal wall thickness 5/16” (7.9mm) or more: |
|||
|
Elongation in 8”, min, % |
18 |
14 |
… |
|
Elongation in 2”, min, % |
30 |
25 |
20 |
15) All the related commercial and technical documents will be issued timely.
