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Jiangsu Hongbao Group Co., Ltd.
Jiangsu Hongbao Group Co., Ltd. Manufacture since 1958
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Dense Metal Seamless Steel Pipe 120mm Large Diameter Range EN10305-1 Standard

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Jiangsu Hongbao Group Co., Ltd.

Province/State:jiangsu

Country/Region:china

Tel:86-512-58715276

Contact Person:
Ms.Angela
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Dense Metal Seamless Steel Pipe 120mm Large Diameter Range EN10305-1 Standard

Brand Name Hongbao
Certification TS16949, ISO9001, OHSAS18001 etc.
Place of Origin China
Minimum Order Quantity 1 ton
Price Negotiable
Supply Ability 60000 MT per Year
Delivery Time 30 Days
Packaging Details Seaworthy Wooden box, customized Packing
Model Number HBPST-1
Shape Round
Application Automotive Part, Hydraulic System, High-precsion Machining. etc.
Payment T/T; L/C
Sample Free Sample
Length: 12000mm Max
Processing: Cold Drawn, Cold Rolled
Detailed Product Description

Precision Seamless Steel Tubes Delivery Condition BKS Standard EN10305-1 Steel Round Pipe

 

Description

Precision seamless steel tube is a high precision steel tube after cold rolling or cold drawing

 

Main Date

StandardEN10305-1; DIN2391; DIN2445
MaterialE235, E355, St37.4, St52.4
Outer Diameter Range:4-120mm
Wall Thickness Range:0.5-15mm


Delivery Condition 

BKS(+SR): After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere.

 

Other Delivery Conditions 

NBK(+N): After the final cold drawing operation the tubes are normalized in a controlled atmosphere.

GBK(+A): After the final cold drawing process the tubes are annealed in a controlled atmosphere.

BK(+C): No heat treatment after the final cold drawig process.

BKW(+LC): After the final heat treatment there is a suitable drawing pass.

 

Advantage

1. Smaller outer diameters;

2. High precision can be done in small batch production;

3. Cold drawing finished products with high precision and good surface quality.

4. The transverse area of the steel tube is more complicated;

5. Steel pipe performance is superior, metal is more dense.

 

Size Tolerance Table

OD RangeEN10305(DIN2391)
4-30mm±0.08mm
31-40mm±0.15mm
41-50mm±0.2mm
51-60mm±0.25mm
61-70mm±0.3mm
71-160mm±0.30mm
WT Range±0.10mm

 

 

Product Tags: seamless steel tube   seamless round tubes  
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