Complaint
| Standard | API, ASTM, BS, DIN, GB, JIS |
| Outer Diameter | 21.3mm-660mm |
| Wall Thickness | 0.5mm-20mm |
| Dia Tolerance | Control with in the standard, OD:±1%, WT:±10% |
Materials | 10#, 20#, 45#, Q235, Q345, Q195, Q215, SS400, ASTM A53/A106/A178/A333/A335, ST37, ST37-2, DIN 1629 ST35, ST45, ST52, DIN 17175 ST35.8, DIN 17175 19Mn5, 16Mn, Q345B, T1, T2, T5, T9, T11, T12, T22, T91, T92, P1, P2, P5, P9, P11,P12, P22, P91, P92, 15CrMO, Cr5Mo, 10CrMo910, 12CrMo, 13CrMo44, 30CrMo, GR.1, GR.3, GR.6, GR.7, Gr.B, X42, X46, X52, X60, X65, X70, X80, X100 |
| Zinc coating | Pre galvanized steel pipe: 60-150g/m² Hot dipped galvanized steel pipe: 200-400g/m² |
| Type of pipe coating | Epoxy powder |
| Inspection | ISO, BV, SGS, MTC |
| Packing | Steel strip packed. Standard Export Seaworthy Package. Suit forall kinds of transport,or as required |
| Application | Accessorize, machinery parts, structure steel pipe, piling pipe, sewage and clear water transportation, Line pipe for petroleum and so on |
| MOQ | 5metric ton,sample order accepted |
| Shipment time | Within 7-10 workdays after receiving deposit or L/C |
| Market | Southeast Asia, Middle East, Africa, Europe, South American and so on |
| Descriptions | Grades | Standard | Specification (OD*WT)mm | Usage |
| Structural steel pipe | 20# 35# 45# Q345B, 16Mn, Q345B-E, 20Mn2, 25Mn, 30Mn2, 40Mn2, 45Mn2, SAE1018, SAE1020, SAE1518, SAE1045. | GB/T8162-2008 | 6-1020*1.5-100 | For commom structure |
| Fluid steel pipe | 10#, 20#, ASTM A106, A210, A53, 16Mn, Q345A.B.C.D.E, Q295B.C.D.E | GB/T8163-2008 | 8-630*1.0-40 | Fluid feeding |
| High pressure boiler pipe | 20G, 15MnG, 20MnG, 15CrMoG, 12Cr1MoVG, St35.8, St45, SA106b, SA106c, SA210a, SA210c, A335P2, P11, P12, P22, P91, P92, A213 T2,T9, T11, T12, T22, T23, T91 | GB/5310-2008, ASTM A 106-99, DIN 17175-79 | 14-630*2-80 | Temperature-resistant seamless steel pipe far high-pressure boiler |
| Oil casing pipe | API SPEC 5CT J55, K55, N80, L80, C90, C95, P110 | API SPEC 5CT, SY/T6194-96, GB/T222-84, | 10-530*1.5-36 | Boiler pipes for refinery,heatexchangeing pipes,seamless steel pipes for pipeline |
| Pipeline | API SPEC 5L, X42, X52, X60, X65,X70,X80 ASTM A53, ASTM A106, ASTM A333, BS301, BS3602, BS3603, BS3604, PSL1, PSL2, DNV-OS-F101, CSA-Z245 | API SPEC 5L, ISO 3183, GB/T 9711 | 60-630*1.5-40 | Carrying gas,water or oil in the industries of petroleum and natural gas |
| Alloy steel pipe | 4140, 42CrMo, 32CrMo, 15CrMo, Cr5Mo, 13CrMo44, 12Cr1MoV P22 T91,P91,P9, T9, Wb36 | GB5310-95, GB9948-88, ASTM A335/A335M, ASTM A213/213M, DIN17175-79, JISG3467-88, JISG3458-88 | 16-824*2-100 | The seamless steal pipes features resistance to high presure,high/low temperature and corrosion ano is used in the industries of petroleum, chemical engineering and. Electric pwer as well as boiler |
| Hydraulic prop pipe | 20#, 45#, 27SiMn, 30CrMoSiA | GB/T17396-2009 | 70-377*9-40 | Coal mine hydraulic support and pillar cylinder, column, can also be used for other hydraulic cylinder, column |
| Standard | Trademark | Chemical components | Mechanical property | ||||||||||
| C | Si | Mn | P,S | Cu | Ni | Mo | Cr | V | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation (%) | ||
| ASTM A106 | B | ≤0.30 | ≥0.10 | 0.29~1.06 | ≤0.035 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 | ≥415 | ≥240 | ≥30 |
| C | ≤0.35 | ≥0.10 | 0.29~1.06 | ≤0.035 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 | ≥485 | ≥275 | ≥30 | |
| Grade | Chemical composition (%) | |||||
| C | Mn | Si | P | S | Al | |
| Q235A | 0.14~0.22 | 0.30~0.65 | ≤0.30 | ≤0.045 | ≤0.050 | |
| Q235B | 0.12~0.20 | 0.30~0.67 | ≤0.30 | ≤0.045 | ≤0.045 | |
| Q235C | ≤0.18 | 0.35~0.80 | ≤0.30 | ≤0.040 | ≤0.040 | |
| Q235D | ≤0.17 | 0.35~0.80 | ≤0.35 | ≤0.035 | ≤0.040 | |
| Q345A | ≤0.20 | ≤1.70 | ≤0.50 | ≤0.035 | ≤0.035 | |
| Q345B | ≤0.20 | ≤1.70 | ≤0.50 | ≤0.035 | ≤0.035 | |
| Q345C | ≤0.20 | ≤1.70 | ≤0.50 | ≤0.030 | ≤0.030 | ≥0.015 |
| Q345D | ≤0.18 | ≤1.70 | ≤0.50 | ≤0.030 | ≤0.025 | ≥0.015 |
| Q345E | ≤0.18 | ≤1.70 | ≤0.50 | ≤0.025 | ≤0.020 | ≥0.015 |
| Material | Chemical composition (%) | ||||||
| C | Mn | P | S | Si | Ni | Cu | |
| 1020 | 0.17~0.23 | 0.35~0.65 | ≤0.035 | ≤0.035 | 0.17~0.37 | ≤0.3 | ≤0.25 |
| 1045 | 0.42~0.5 | 0.5~0.8 | ≤0.04 | ≤0.045 | 0.17~0.37 | ≤0.25 | ≤0.25 |
| 1010 | 0.08-0.13 | 0.30-0.60 | ≤0.040 | ≤0.050 | - | - | ≤0.20 |
| 1035 | 0.32-0.38 | 0.50-0.80 | ≤0.040 | ≤0.050 | - | - | ≤0.20 |
| Steel material | Tensile Strength Mpa | Yield strength Mpa | Elongation % | Hardness | Straightness |
| 1020 | ≥510 | ≥245 | ≥25 | ≤156HB | 0.3~1.0 |
| 1045 | ≥647 | ≥355 | ≥16 | ≤HRC62 | 0.3~1.0 |
| 1010 | ≥410 | ≥245 | ≥25 | ≤156HB | 0.3~1.0 |
| 1035 | ≥530 | ≥315 | ≥20 | ≤156HB | 0.3~1.0 |
| INCH | OD | API 5L ASTM A53 A106 Strandard Wall Thickness | ||||||
| (MM) | SCH 10 | SCH 20 | SCH 40 | SCH 60 | SCH 80 | SCH 100 | SCH 160 | |
| (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | ||
| 1/4" | 13.7 | 2.24 | 3.02 | |||||
| 3/8" | 17.1 | 2.31 | 3.2 | |||||
| 1/2" | 21.3 | 2.11 | 2.77 | 3.73 | 4.78 | |||
| 3/4" | 26.7 | 2.11 | 2.87 | 3.91 | 5.56 | |||
| 1" | 33.4 | 2.77 | 3.38 | 4.55 | 6.35 | |||
| 1-1/4" | 42.2 | 2.77 | 3.56 | 4.85 | 6.35 | |||
| 1-1/2" | 48.3 | 2.77 | 3.68 | 5.08 | 7.14 | |||
| 2" | 60.3 | 2.77 | 3.91 | 5.54 | 8.74 | |||
| 2-1/2" | 73 | 3.05 | 5.16 | 7.01 | 9.53 | |||
| 3" | 88.9 | 3.05 | 5.49 | 7.62 | 11.13 | |||
| 3-1/2" | 101.6 | 3.05 | 5.74 | 8.08 | ||||
| 4" | 114.3 | 3.05 | 4.50 | 6.02 | 8.56 | 13.49 | ||
| 5" | 141.3 | 3.4 | 6.55 | 9.53 | 15.88 | |||
| 6" | 168.3 | 3.4 | 7.11 | 10.97 | 18.26 | |||
| 8" | 219.1 | 3.76 | 6.35 | 8.18 | 10.31 | 12.70 | 15.09 | 23.01 |
| 10" | 273 | 4.19 | 6.35 | 9.27 | 12.7 | 15.09 | 18.26 | 28.58 |
| 12" | 323.8 | 4.57 | 6.35 | 10.31 | 14.27 | 17.48 | 21.44 | 33.32 |
| 14" | 355 | 6.35 | 7.92 | 11.13 | 15.09 | 19.05 | 23.83 | 36.71 |
| 16" | 406 | 6.35 | 7.92 | 12.70 | 16.66 | 21.44 | 26.19 | 40.49 |
| 18" | 457 | 6.35 | 7.92 | 14.27 | 19.05 | 23.83 | 29.36 | 46.24 |
| 20" | 508 | 6.35 | 9.53 | 15.09 | 20.62 | 26.19 | 32.54 | 50.01 |
| 22" | 559 | 6.35 | 9.53 | 22.23 | 28.58 | 34.93 | 54.98 | |
| 24" | 610 | 6.35 | 9.53 | 17.48 | 24.61 | 30.96 | 38.89 | 59.54 |
| 26" | 660 | 7.92 | 12.7 | |||||
Row Material storage/inspection and cutting by saw machine
Hot Perforaction
Squeeze head and raw tube inspection
Cycling pickling
Cycling cold drawing/roling
Cycling annealing
Straightening
Eddy current inspection
Products inspection and test
| 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 |
Q1. Are you trading company or manufacturer ?
A: We are a factory. Our factory locates in Shandong province. If you would like to visit our factory,just inform us in advance, we warmly welcome all of our clients to visit us.
Q2: How long is your delivery time?
A: Generally, it is 10-15 days after receiving the deposit.
Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q4. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, etc
Q5. What is your sample policy?
A: We can supply free samples if we have ready parts in stock, but the courier cost are charged.
Q6: what is your main products?
A:Our main products are listed as follows: Precision steel pipe, Hot Rolled steel pipe, Cold Drawn steel pipe, Seamless steel pipe,Alloy steel pipe, Bearing steel pipe, Welded pipe, Spiral pipe, Galvanized pipe etc.
