High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder

Product Details
Customization: Available
Application: Chemical Industry, Construction Industry, Oil and Gas Industry, Water Treatment Plants
Certification: CE, ISO9001
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Year of Establishment
2013-07-03
Management System Certification
ISO 9001, ISO 9000, ISO 14000, ISO 20000, IATF16949, QC 080000, SA 8000, ANSI/ESD
OEM/ODM Availability
Yes
  • High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
  • High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
  • High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
  • High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
  • High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
  • High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
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Basic Info.

End Connection
Beveled End
Length
Custom Length
Outer Diameter
Od100~508mm
Wall Thickness
1.0mm-560mm
End Protector
Plastic Pipe Caps
Section Shape
Round
Surface Treatment
H8 H9 H10
Material Grade
37mn 38mn6 30CrMo4 35CrMo 4130 Sth11
Production Standard
En10297 GB18248
Transport Package
Standard Export Package
Specification
OD: 3/4"~48" WT: sch10~sch160
Trademark
Boer King
Origin
Tianjin China
Production Capacity
2000t/Month

Product Description

En 10297 High Pressure 34CrMo4 Gas Cylinder Pipe 37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder


1. Description: Honing is a kind of machining technology. Through honing head, the inner hole of cold drawn pipe is processed by reciprocating high-speed grinding technology, so that the inner hole can meet the requirements of tolerance size and surface roughness that we need.
Honed tube is a kind of smooth bore steel tube used to manufacture hydraulic cylinder barrels that is the core part of a piece of hydraulic cylinder. 
2. Commodity:  St52.4 Honed Hydraulic Cylinder Precision Pipe
3. Size range: Inside diameter: 25mm -500mm; Wall thickness: 2-50mm
4. Available steel grade: 
SAE/AISI:  SAE1020, SAE1026, SAE1045, SAE4130, SAE4140
DIN:  ST52, ST52.3, ST52.4
EN:  E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C, E410, E470
GB:  20#, 45#, 16Mn, Q345B, Q345C, Q345D, Q345E, 25Mn, 27SiMn, 
5. Manufacture method: Cold rolled, hydraulic cold drawn, hot rolled+deep hole boring
6. Delivery condition: 
BK BKW BKS GBK NBK Q+T
+C +LC +SR +A +N
Cold rolled Cold drawn Stress relieved Annealed Normalized Quenched+Tempered
7. Bore treatment: Honing, skiving&roller burnishing
8. Bore roughness control: Ra0.25um max or Ra0, 35um max for honed tubes, Ra0.25um max for skived&roller burnished tubes. 
9. End finish: Plain ends with square cuts, free of burrs for honed tubes. Little bevelled ends for skived&roller burnished tubes. 
10. Standard export packing: In bundles tied with steel strips. Internal & external oil coating. Plastic caps on both ends. External packing by PVC bags and knit bags. 
11. Customized packing and marking can be provided upon request. 
12. H8 tolerance: 
ID range Tolerance ID range Tolerance
18< d ≤30 +0/+0.033 180< d ≤250 +0/+0.072
30< d ≤50 +0/+0.039 250< d ≤300 +0/+0.081
50< d ≤80 +0/+0.046 300< d ≤315 +0/+0.081
80< d ≤120 +0/+0.054 315< d ≤400 +0/+0.089
120< d ≤180 +0/+0.063 400< d ≤500 +0/+0.097
13. Difference between honed tube and skived & roller burnished tube: In hydraulic cylinder industry, there are 2 solutions for bore treatment: Honing, and skiving&roller burnishing. Honing or skiving&roller burnishing leads to different internal surface image, but both ensure good roughness. 

 


High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG CylinderHigh Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG CylinderHigh Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
Packing and Shipping

For 1/2" to 8" seamless steel tube, packaging always be in bundles with steel strip, 9'' and upper size will be in loose. 

Coating type: bare, varnish painting(anti-rusted painting), hot dipped galvanized, 3LPE, 3PP End protect: plastic ends cap, end protector. 

Packing: Bundled or each piece with knitted plastic bag, wooden cases or Ply-wooden Case.

High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder
High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder

 

Tiajin Boerking Steel Pipe Co., Ltd is one of companies specializing in producing and exporting

steel pipes and pipe fittings in China.

Our main products are API 5L GR.B,X42,X52,X60,X70,X80 PSL1/PSL2 Seamless Pipe, ASTM A106/SA106 Seamless Pipe, ASTM A53 Seamless Pipe, A335/SA179/SA192/A333 Seamless Pipe, and AISI1020 AISI1045 Seamless Pipe and API 5CT oil and casing steel pipes.

Our company's featured products are customized diameter steel pipe(such as 318mm,216mm,

 254mm...),cold drawn steel pipe made to order, hot expanding steel pipe, 609.6mm~1020mm

 SEAMLESS steel pipe, hollow section with customized size.

 

 

 The annual yearly output is about 30,000 tons which is exported to all over the world, such as Korea, Malaysia, Singapore, Vietnam, Philippines, Thailand, Myanmar,HongKong, Taiwan, India, Pakistan, Bangladesh, Iran, Egypt, Australia, United Kingdom, Serbia, Guatemala, Argentina and so on. Tianjin Boerking Steel Pipe Co., Ltd believes in honesty,mutual respect and development, consistantly high quality and we continue to seek improvements by listening to our clients and giving due attention to their specifications and suggestions. Looking forward to your enquiry!

 
 xhibition

High Quality En10297 High Pressure 34CrMo4 Gas Cylinder Steel Pipe37mn 30CrMo4 34CrMo4 Alloy Seamless Steel Pipe for LPG CNG Cylinder

FAQ

Q: What about your payment term?

A: Usually T/T or L/C, 30% deposit and 70% before delivery.

Q: what about your standard delivery date

A: 15~25 days after receiving deposit 

Q: How about your capacity?

A: For steel pipes, 60,000 tons per month, 720,000 tons per year.  For pipe fittings, 30,000 tons per year

Q: what about your package

A: Usually as per customer's requests.

Common packing information: Small size in bundles, big size in bulk, some sizes with plastic cap to protect both ends, seaworthy packaging. 

Q: What is your main market &main customers

A: We have 15years experience on steel pipes & pipe fittings.  Our main market includes China, Singapore etc.  Main Customers including HYST, Keppel group etc.

Q: If products have some quality problem,how would you deal with?

A: We will responsible for all of our quality problems.

Q: How to get accurate price / quotation from you?

A: Please kindly tell us below details and we'll send our quotation to you ASAP:

1) Pipe's outer diameter             2) Wall thickness                            3) Section Shape (round, square etc.)

4) length for each pipe               5) steel grade                                  6) Standard (e.g.: API 5L)

7) order quantity                          8) Designation (BK, BKW etc.)     9) Trade Terms

P.S.: more detailed information you clarified, more exact price we provided.

Contact us
Contact: Larry
Boer King Steel Group
Tianjin Boer King Steel IMP&EXP Co.,Ltd
Add: No.602,Shuanggang Development Zone,Tianjin,300350 China.

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