Sch40 Seamless Carbon Steel MS Boiler Fittings
- Category:Elbow
- Material:ASTMA234,ASTM A420,20#,Q345,WP5,WP9,WP11,ST37.0,STP G38 etc
- Standards:GB3087-1999,ANSI B16.9/B16.28,ASME B16.9,JIS B2311/B2312,DIN 2605/2617/2615,GB 12459—99,EN etc
- Fob Price:Get Latest Price Now
- Place of Origin:China
Details
Product Description:
MS seamless boiler tube fittings type:Long(Short) radius elbows 90/45/180 degree,Equal Tee,Reducing Tee,Eccentric reducer,Concentric reducer,CAP,3D/5D/7D Bend etc
Specifications:1/2"-24",Thickness:schedule40(2.77mm-17.48mm)
Material:ASTMA234,ASTM A420,20#,Q345,WP5,WP9,WP11,ST37.0,STP G38 etc
Standard:GB3087-1999,ANSI B16.9/B16.28,ASME B16.9,JIS B2311/B2312,DIN 2605/2617/2615,GB 12459—99,EN etc
Outer diameter and wall thickness of allowable deviation(GB3087-1999)
|
Steel tube type |
Size (mm) |
Allowable deviation |
|||
|
Common |
Advanced |
||||
|
Hot rolled tube |
D |
≤159 |
+1.0%(Min+0.5mm) |
+0.75%(Min+0.3mm) |
|
|
>159 |
+1.0% |
+0.90% |
|||
|
S |
<3.5 |
+15%(Min+0.48mm) -10% (Min-0.32mm) |
+1.0%(Min+0.2mm) |
||
|
3.5~20 |
+15% -10% |
+10% |
|||
|
>20 |
D<219 |
+10% |
+7.5% |
||
|
D≥219 |
+12.5% -10.0% |
+10% |
|||
|
Cold drawn pipe |
D |
≤30 |
+0.20mm |
+0.15mm |
|
|
>30~50 |
+0.30mm |
+0.25mm |
|||
|
>50 |
+0.8% |
+0.6% |
|||
|
S |
2~3 |
+12% -10% |
+10% |
||
|
>3 |
+10% |
+7.5% |
|||
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