stainless steel aluminum alloy copper bar products LuoyueMetal
DIN EN Standard E235 E355 Cold Drawn Seamless Weld Precision Steel Tube
stainless steel aluminum alloy copper bar products LuoyueMetal




Product Name | Precision seamless steel pipe | |
Brand Name | BaoKun | |
Material | Carbon Steel,Alloy Steel,etc | |
Out Diameter | 13.7mm-914mm | |
Wall Thickness | 2mm-120mm | |
Length | 2m-12m Or customized as required | |
Standard | DIN EN GB ISO JIS BA ANSI | |
Grade | 10#, 20#, 35#, 45#, 16Mn, 30CrMo, 20Cr, 20CrMo,15CrMo,25CrMo, 30CrMo,35CrMo, 42CrMo4, 20Mn, 412Cr1MoVG,ST35,ST37,E235, ASTM11A,ST45, E255, A106A.B, ST55,CK45, S45C,Q345B, ST52,E355, S355j2, 4130, 4140, 4340, SCM440, SCM415 | |
Mechanical Properties | ||||||||
Tensile Strength, min, psi | 60,000 | |||||||
Yield Strength, min, psi | 36,000 | |||||||
Product name | Material | Standard | Size(mm) | Application |
Low temperature tube | 16MnDG 10MnDG 09DG 09Mn2VDG 06Ni3MoDG ASTM A333 | GB/T18984- 2003 ASTM A333 | OD:8-1240* WT:1-200 | Apply to - 45 ℃ ~ 195 ℃ low temperature pressure vessel and low temperature heat exchanger pipe |
High-pressure boiler tube | 20G ASTMA106B ASTMA210A ST45.8-III | GB5310-1995 ASTM SA106 ASTM SA210 DIN17175-79 | OD:8-1240* WT:1-200 | Suitable for manufacturing high pressure boiler tube, header, steam pipe, etc |
General structure of the tube | 10#,20#,45#,27SiMn ASTM A53A,B 16Mn,Q345 | GB/T8162- 2008 GB/T17396- 1998 ASTM A53 | OD:8-1240* WT:1-200 | Apply to the general structure, engineering support, mechanical processing, etc |
Oil casing | J55,K55,N80,L80 C90,C95,P110 | API SPEC 5CT ISO11960 | OD:60-508* WT:4.24-16.13 | Used for extraction of oil or gas in oil Wells casing, used in oil and gas well sidewall |


Chemical Composition | ||||||||||||||||
Grade | C | SI | Mn | P | S | AI Min | V | Others | ||||||||
E215 | ≤0.1 | ≤0.05 | <0.70 | ≤0.025 | ≤0.025 | 0.025 | - | - | ||||||||
E235 | ≤0.17 | ≤0.17 | <1.2 | ≤0.025 | ≤0.025 | - | - | - | ||||||||
E355 | ≤0.22 | ≤0.55 | <1.6 | ≤0.025 | ≤0.025 | - | - | - | ||||||||
E255 | ≤0.21 | ≤0.35 | 0.4-1.10 | ≤0.025 | ≤0.025 | - | - | - | ||||||||
E410 | 0.16-0.22 | 0.10-0.50 | 1.30-1.70 | ≤0.025 | ≤0.0.35 | 0.010-0.060 | 0.08-0.15 | Nb<0.07; Ti<0.05 | ||||||||
Grade | Mechanical properties(Minimal) | |||||||||||||||
+C | +LC | +SR | +A | +N | ||||||||||||
R m | A% | R m | A% | R m | ReH | R m | A% | R m ReH A% | ||||||||
Mpa | Mpa | Mpa | Mpa | Mpa | Mpa Mpa A% | |||||||||||
E215 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 30 | 290-430 215 30 | |||||||
E235 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 25 | 340-480 235 25 | |||||||
E355 | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 22 | 490-630 355 22 | |||||||
E255 | 580 | 5 | 520 | 8 | 520 | 390 | 12 | 21 | 440-570 255 21 | |||||||
E410 | 750 | 4 | 620 | 8 | 590 | 520 | 12 | 22 | 550-770 410 22 | |||||||


Shandong BaoKun Metal Material Co.,is a large enterprise professional in supplying steel materials,located in "steel city"Liaocheng,Shandong Province.
Our Main products are steel pipes:hot rolled steel pipes,cold rolled precision pipes, cold drawn seamless pipes,special shape steel pipes and bars, low temperature steel pipes, oil line pipes, square and rectangular pipes,round steel bars, cold-drawn round steel bars, cold-drawn special-shaped bars, wear-resistant steel plate, corten steel plate,acid-resistant steel plate with various steel grades. The products comply with international standards, ASTM, DIN, API 5L, API 5CT, JIS, BS, etc. Besides,we are also stock holder, with thousands of tons steel pipes and plates.The stock products' outer diameter ranges from 3mm to 3200mm, thickness from 0.1mm to 500mm. As associated with some famous largest domestic steel mills,we can supply prime quality, competetive price and fast delivery. we can also arrange customized production according to customer's requirements.service:cutting,chamfering
Besides,thre are a full range of processing ,punching,welding,bending,grooving,pickling,sandblasting,coating,
galvanizing.
For cold rolled pipes, the regular tolerance is + -0.05mm and can be even more precise according to customer's request. The material are widely used for machinery,autoparts,hydraulic equipment and medical device. With the principle of "Quality is our Policy, Customer's Sactisfaction is our Mission!", BaoKun has win reputation of numerous clients from over 100 countries. Welcome to visit our company and wish more chances for cooperation and friendship with customers from worldwide!










FAQ
1. who are we?
We are based in Shandong, China, start from 2018,sell to Southeast Asia(30.00%),Eastern Europe(20.00%),North
America(10.00%),Western Europe(10.00%),Southern Europe(10.00%),Northern Europe(10.00%),South America(5.00%),Domestic
Market(5.00%). There are total about 11-50 people in our office.
4. why should you buy from us not from other suppliers?
our advantages: * First Quality *Competetive Price * Fast Delivery *ODM&OEM,we can arrange production according to customer's
drawings and special requirements
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDU;
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,Western Union,Cash;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Italian
We are based in Shandong, China, start from 2018,sell to Southeast Asia(30.00%),Eastern Europe(20.00%),North
America(10.00%),Western Europe(10.00%),Southern Europe(10.00%),Northern Europe(10.00%),South America(5.00%),Domestic
Market(5.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Steel Pipes/Seamless Steel Pipes/Cold Rolled Precision Pipes/Special Steel Pipes/Steel Bars/Steel
Plates, Steel Pipes/Seamless Steel Pipes/Cold Rolled Precision Pipes/Special Steel Pipes
Plates, Steel Pipes/Seamless Steel Pipes/Cold Rolled Precision Pipes/Special Steel Pipes
4. why should you buy from us not from other suppliers?
our advantages: * First Quality *Competetive Price * Fast Delivery *ODM&OEM,we can arrange production according to customer's
drawings and special requirements
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDU;
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,Western Union,Cash;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Italian
- Place of Origin:
- Shandong, China
- Brand Name:
- BaoKun
- Application:
- Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Other
- Alloy Or Not:
- Non-Alloy
- Section Shape:
- Round
- Special Pipe:
- Other
- Outer Diameter:
- 4 - 2000 mm
- Thickness:
- 1-60mm
- Standard:
- EN
- Length:
- 12M, 6m, 6.4M, 5~7m or cut
- Certificate:
- API, CE, BIS, SASO, SONCAP, JIS, GS, ISO9001
- Grade:
- E235 E355 C45
- Surface Treatment:
- Cold Rolled
- Tolerance:
- ±1%
- Processing Service:
- Welding, Punching, Cutting, Bending, Decoiling
- Oiled or Non-oiled:
- Slightly Oiled
- Invoicing:
- by actual weight
- Delivery Time:
- 8-14 days
- Product name:
- E235 cold drawn seamless steel tube
- Material:
- E355, E235, E275,E295
- Usage:
- Hydraulic Pipe/Machinery/Automibile,Sleeve
- Surface:
- Painted ,Galvanized, Chrome Coated
- Ends:
- Plain Beveled Square Cut
- Surface finish:
- Smooth Glossy
- Keyword:
- cold drawn steel tube
- Processing service:
- cutting,beveling,painting,punching
- MOQ:
- 1 ton
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