GB3087 Grade 10 Boiler Tube(seamless Boiler Tube, Seamless Boiler Tubes)
GB3087 Grade 10 Boiler tube
(seamless boiler tube, seamless boiler tubes)
1. We Beijing Hengzhixinda Trade Co.,Ltd is attached to Youyuan Group Company.
Together with other four subsidiaries companies,
main materials are seamless steel pipes eg. tubing, casing, drill pipes, line pipes, boiler tubes etc.
Besides this we also do stainless steel pipes and the equipments related to OCTG.
specifications belowing:
Pipe Category |
Pipe Size mm |
Allowed Tolerances |
|||
Standard |
Higher |
||||
Hot Rolled |
OD |
≤ 159 |
± 1.0% (± 0.5mm ) |
± 0.75% (± 0.3mm ) |
|
> 159 |
± 1.0% |
± 0.90% |
|||
WT |
< 3.5 |
+ 15% (+ 0.48mm - 10% - 0.32mm ) |
± 10% (± 0.2mm ) |
||
3.5~20 |
+15% |
±10% |
|||
>20 |
D < 219 |
± 10% |
±7.5% |
||
D ≥ 219 |
+12.5% |
±10% |
|||
Cold Drawn |
OD |
≤ 30 |
± 0.20mm |
± 0.15mm |
|
> 30~50 |
± 0.30mm |
± 0.25mm |
|||
>50 |
±0.8% |
±0.6% |
|||
WT |
2~3 |
+12% |
±10% |
||
> 3 |
±10% |
±7.5% |
|||
tubes pics from our mills belowing:
mill handling pics as belowing:
packing way showing as below:
certificates:
contact ID"
Quality first, Service second and Price third.
Your business is very important for us.
Don't hesitate to contact us via the above ID in your convenience.
Yours Truly
Ms Magi
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