SAE 1020 1035 1045 st35 st52
Support
1 Year
Seamless
Cold Drawn
Carbon Steel
Black
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
Round
Seamless Steel Pipe
ASTM/ASME/DIN/En
T/T, L/C
Standard Packing
Customized
Boer King
by Sea
10-910mm
Tianjin China
730419
Product Description
Congratulations you find us the best supplier ↓
We do care:
--Good Quality
--On-time Delivery
--Competitive Price
--Efficient After Service
Product description
GB/T8162 20#, 35#, 45# Q345, Q345B, Q345C, Q345D, Q345E, 16Mn, 20Mn2, 25Mn, 27SiMn, 30Mn2, 40Mn2, 20CrMo, 30CrMo, 35CrMo, 42CrMo;
GB/T8163 20#;
GB/T3087 10#, 20#;
GB/T5310 20G, 20MnG, 25MnG, 15CrMoG, 12Cr1MoVG;
GB/T9948 20#, 16Mn,12CrMo, 15CrMo;
GB6479 20#, 16Mn, 12CrMo, 15CrMo;
ASME SA213 T5, T9;
API 5L, A, B, X42, X46, X56, X60, X65;
ASTM A106, ASTM A53 Gr B; ASTM A333 A334
SA210, SA178, SA192, SA335, T2/P2, T11/P11, T12/P12, T22/P22, T91/P91;
DIN 17175 ST35.8, ST45.8, DIN1629;
API 5L Gr.B, X42-X70;
ISO 11960, GOST, API 5CT J55 K55 N80-1 N80-Q L80-1 L80-9Cr P110, etc.
SAE/AISI: SAE1020, SAE1026, SAE1045, SAE4130, SAE4140
DIN: ST52, ST52.3, ST52.4
EN: E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C, E410, E470
CHEMICAL COMPOSITION:
MECHANICAL PROPERTIES:
DELIVERY CONDITION:








Packing and shipping

Company information
Tianjin Boer King Steel is a professional trading company and has been in steel industry for more than 15years, specializing in seamless steel pipe,oil casing/drill pipe, galvanized steel pipe, stainless steel pipe,ERW/SSAW/LSAW/ welded pipe.
Also we sale hot and cold rolled steel coils,steel plates,galvanized steel coils, all kinds of profiles like H-beam, Angel bar,C profile etc.
We have established long term cooperations with several famous steel manufactures all over the world, and we can offer you best quality products with competitive price which will give you an edge over your competitors.
Besides, we offer best service all the time.We will do our best to satisfy you needs for the products. Our products have been sold in many countries and areas of the world including South America, Iran, Kenya, Israel etc, and our export volume reaches 160,000tons per year.
We execute quality gurantee system ISO 9001,2008 strictly and all certicates and the third party inspection like MTC,API,ABS,ISO9001,SGS BV etc. will be provided as client's requirements.



FAQ
Q1:How about the quality?
A:Third party inspections are always welcomed, like TUV, BV, SGS. All of the goods will be released together with MTC and stamped by TPI.
Q2: Can you accept customization?
A: Yes.we can do customization for you.
Q3: Do you provide samples? Free or not?
A: Yes, we could offer the sample for free but do not pay the cost of freight.
Q4: How long is the delivery time?
A: Generally about 5-10 days if the goods in stock. Or will be 15-30 days if not in stock.
Q5: How about the trade terms?
A: EXW, FOB, CFR, CIF, LC will be accepted.
Contact: James Wang
Tianjin Boer King Steel IMP&EXP Co.,Ltd
Add: No.602,Shuanggang Development Zone,Tianjin,300350 China.
Web: http://boerkingsteel.en.made-in-china.com
We do care:
--Good Quality
--On-time Delivery
--Competitive Price
--Efficient After Service
Why you choose us? | |||
1. more than 20 years experiences in steel business | |||
2. good quality | |||
3. competitive price | |||
4. meet your needs via reprocessing | |||
5. excellent service | |||
6. short delivery time | |||
7. long mutual beneficial business cooperation |
Product description
GB/T8162 20#, 35#, 45# Q345, Q345B, Q345C, Q345D, Q345E, 16Mn, 20Mn2, 25Mn, 27SiMn, 30Mn2, 40Mn2, 20CrMo, 30CrMo, 35CrMo, 42CrMo;
GB/T8163 20#;
GB/T3087 10#, 20#;
GB/T5310 20G, 20MnG, 25MnG, 15CrMoG, 12Cr1MoVG;
GB/T9948 20#, 16Mn,12CrMo, 15CrMo;
GB6479 20#, 16Mn, 12CrMo, 15CrMo;
ASME SA213 T5, T9;
API 5L, A, B, X42, X46, X56, X60, X65;
ASTM A106, ASTM A53 Gr B; ASTM A333 A334
SA210, SA178, SA192, SA335, T2/P2, T11/P11, T12/P12, T22/P22, T91/P91;
DIN 17175 ST35.8, ST45.8, DIN1629;
API 5L Gr.B, X42-X70;
ISO 11960, GOST, API 5CT J55 K55 N80-1 N80-Q L80-1 L80-9Cr P110, etc.
SAE/AISI: SAE1020, SAE1026, SAE1045, SAE4130, SAE4140
DIN: ST52, ST52.3, ST52.4
EN: E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C, E410, E470
Standard & Material | Carbon Steel | ASTM A519 Standard | MT1010, MT1020, 1008, 1010, 1018, 1020, 1025, 1030, 1045, 1518 |
JIS G3445 Standard | STKM11A STKM12A STKM12B STKM12C STKM13A STKM13B STKM13C STKM14A STKM14B STKM14C STKM15A STKM15C STKM16A STKM16C STKM17A STKM17C STKM18A STKM18B STKM18C STKM19A STKM19C STKM20A | ||
JIS G3473 Standard | STC370, STC440, STC510A, STC510, STC540, STC590A, STC590B | ||
DIN 2391 Standard | St 35, St45, St52 | ||
EN 10297-1 Standard | E235, E275, E315, E355, E470 | ||
EN 10305-1 Standard | E215, E235, E355 | ||
EN 10305-4 Standard | E215, E235, E355 | ||
BS 6323-3 Standard | HFS 3, HFS 4, HFS 5, HFS 8 | ||
NF A49-311 | TU 37-b, TU 52-b, TU 56-b, TU XC35 | ||
Alloy Steel | ASTM A519 Standard | 1345, 3140, 4130, 4135, 4140, 4150, 4320, 4340, 5120, 5130 | |
JIS G3429 Standard | STH11, 12 STH21, 122 STH31 | ||
JIS G3441 Standard | SCR420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM440TK | ||
Stainless Steel | ASTM A511 Standard | MT304, MT304L, MT310S, MT316, MT316L, MT317, MT321, MT347, MT403, MT410, MT431 | |
ISO Standard | NACE MR-0175 | ||
Size | Size Range | Tolerance | |
OD | 6-325mm | -0.035 -- +0.045mm | |
ID | 2-250mm | ±0.035mm | |
WT | 1-32mm | depends on sizes | |
Length | random or fixed length | +0-3.5mm | |
Straightness | 0.15:1000, 0.4:1000, 0.5:1000 1:1000 or customized | ||
Surface Roughness | Ra 0.02-0.4μm |
CHEMICAL COMPOSITION:
Steel Grade | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Nb/V(%) |
STKM11A | ≤0.12 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM12A | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM12B | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM12C | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
STKM13A | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
STKM13B | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
STKM13C | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
STKM14A | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM14B | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM14C | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM15A | 0.25~0.35 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
STKM15C | 0.25~0.35 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
MECHANICAL PROPERTIES:
Steel Grade | Tensile Strength(N/mm²) | Yield Strength(N/mm²) |
STKM11A | ≥290 | - |
STKM12A | ≥340 | ≥175 |
STKM12B | ≥390 | ≥275 |
STKM12C | ≥470 | ≥355 |
STKM13A | ≥370 | ≥215 |
STKM13B | ≥440 | ≥305 |
STKM13C | ≥510 | ≥380 |
STKM14A | ≥410 | ≥245 |
STKM14B | ≥500 | ≥355 |
STKM14C | ≥550 | ≥410 |
STKM15A | ≥470 | ≥275 |
STKM15C | ≥580 | ≥430 |
DELIVERY CONDITION:
+C(BK) | Cold drawn/hard.After the last cold forming,no heat treatment. |
+LC(BKW) | Cold drawn/soft.After the last heat treatment follows the cold drawing there is a light finishing pass. |
+SR(BKS) | Cold drawn and stress relieved annealed. After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere. |
+A(GBK) | After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere. |
+N(NBK) | Normalized. After the last cold drawing process the tubes are annealed in a controlled atmosphere. |
Products display








Packing and shipping

Company information
Tianjin Boer King Steel is a professional trading company and has been in steel industry for more than 15years, specializing in seamless steel pipe,oil casing/drill pipe, galvanized steel pipe, stainless steel pipe,ERW/SSAW/LSAW/ welded pipe.
Also we sale hot and cold rolled steel coils,steel plates,galvanized steel coils, all kinds of profiles like H-beam, Angel bar,C profile etc.
We have established long term cooperations with several famous steel manufactures all over the world, and we can offer you best quality products with competitive price which will give you an edge over your competitors.
Besides, we offer best service all the time.We will do our best to satisfy you needs for the products. Our products have been sold in many countries and areas of the world including South America, Iran, Kenya, Israel etc, and our export volume reaches 160,000tons per year.
We execute quality gurantee system ISO 9001,2008 strictly and all certicates and the third party inspection like MTC,API,ABS,ISO9001,SGS BV etc. will be provided as client's requirements.



FAQ
Q1:How about the quality?
A:Third party inspections are always welcomed, like TUV, BV, SGS. All of the goods will be released together with MTC and stamped by TPI.
Q2: Can you accept customization?
A: Yes.we can do customization for you.
Q3: Do you provide samples? Free or not?
A: Yes, we could offer the sample for free but do not pay the cost of freight.
Q4: How long is the delivery time?
A: Generally about 5-10 days if the goods in stock. Or will be 15-30 days if not in stock.
Q5: How about the trade terms?
A: EXW, FOB, CFR, CIF, LC will be accepted.
Contact: James Wang
Tianjin Boer King Steel IMP&EXP Co.,Ltd
Add: No.602,Shuanggang Development Zone,Tianjin,300350 China.
Web: http://boerkingsteel.en.made-in-china.com