Pipe Fittings/Plumbing Carbon Steel Fittings of Butt-welding and
retums 45 / 90 Elbow
Specialty of butt-welding and retums
1. Strict control of raw materials procurement, chemical
mechanical properties of materials 100% inspection;
2. The blanking material in strict accordance with
the standard or drawing check, check mark is complete right.Under
the unmarked material can't;
3. After the first elbow molding, using qualified measuring
diameter, ovality, radius, thickness, etc.;
Ensure that conform to the requirements of the standard or drawing
for mass production;
4. Using cold push, hot pressing, and expanding hot push processing
don't change the material performance,
the evenness of the thickness of the material;
5. According to the requirements of the different material,
heat treatment was carried out on the elbow
to improve the mechanical properties of the product;
6. For each elbow for rolling sand or sand blasting, remove surface
stains, scale, etc
7. A certain percentage of each batch production of elbow
UT/MT/PT/RT sampling, to ensure quality
8. The flat, cut head by line cutting, after cutting Angle
measurement by qualified universal Angle ruler;
9. Use a magnifying glass to each elbow pipe appearance inspection,
pipe surface is smooth, no oxide coating .
Scratches depth < 5% is greater than 0.5 mm in wall thickness,
can not have scar, folding, folding, delamination defects.
Depth of more than 10% of nominal wall thickness or
greater than 1.5 mm mechanical scratches and pits shall be removed.
10. Record each elbow size measured values, traceability.
11. The type of elbow: elbow 45 °, 90 °, 180 °
12. Production standards: ASME B16.9, MSS - SP - 75, JIS B2311,
2312, DIN 2615
13. Size: Welded: 16 "- 80" 400-2000 DN (DN); Seamless: 1/2 "- 24"
(600) DN 15 - DN
14. Wall thickness: SCH5S - XXS
1 Are you a trading company or manufacture?
We have ourselves owned factory for pipe fittings and flange.
2 I haven't done business with you ,how can I trust you?
Our company has more than 20 years experience in pipe fittings and
Free samples can be provided for test.
3 can I get one sample from you , and how long I will get the sample?
Once we get your sample order,
free sample will be supplied within 3days,
send via express or DHL and within another 3-5days you can get it.
4 What about your after-sale service.
we have professional document department to support you
with full set documents for customs clearance
( including Bill of loading,FORM E,packing list,commercial
Any question, pls feel free to contact them, they will help you
Specification for eccentric reducers
|Material||carbon steel: ASTM A234 WPB A420 WP WPL6 A516 GR70 GR65 GR60 GR55
ISO3183/API 5L 6/X52 L415/X60 L450/X65 L485/X70|
|Standard||ASME B16.9, ANSI B16.9, ASTM , JISB2312,DIN,BS, GBT12459-05,
|Wall thickness||Sch5S, Sch10S, Sch40S, Sch80S|
|Type||Butt welded or Seamless|
|Shape||Equal or Reducing|
Draft for forged butt-welding and retums elbow