GB/T 30073 Seamless Austenitic Stainless Steel Tubes For Heat Exchangers In Nuclear Power Plant
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
Minimum Order Quantity : | 2 ton | Price : | Negotiated |
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Packaging Details : | Packing in bundles with woven bags packing | Delivery Time : | 35-45 work days |
Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability : | 500 tons per month |
Place of Origin: | China | Brand Name: | Torich |
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Certification: | CE,ISO | Model Number: | E235 E355,etc |
Detail Information |
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Name: | Precision Cylinder 1020 Honed Steel Pipe And Tube ASTM A519 4130 | Material: | ST52, E355, STKM13C, C20, CK45, 4140, 42CrMo,etc |
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Application:: | Hydraulic Cylinder | Technical: | Cold Drawn Seamless |
High Light: | 6mm 316 Precision Steel Tube,9mm 316 Precision Steel Tube,9mm 316 stainless steel tube |
Product Description
Precision Cylinder 1020 Honed Steel Pipe and Tube ASTM A519 4130
Torich has over 20 years experience in honed steel tube manufacturing with many standard EN10305-1, DIN 2391, ASTM A519, JIS G3445,etc with material E235,E355, 4130,4140, STKM11A,ST52.3,etc.ID tolerance can reach h7,h8,h9.
1.Brief introduction of precision cylinder 1020 honed steel pipe and tube:
Standard: DIN2391, EN10305,ASTM 519
Type: Seamless+Cold Drawn
ID Tolerance: h8, h9.h7
Straightness: ≤ 0.5/1000
ID dimension : 20mm – 1500mm
Length: max 14m
Ra: 0.2-0.8 um
Packing: Anti rust oil in the steel tube woven bags packing.
2.About honing in inside surface:
High precision, high surface quality, long life.
Smooth surface in inside bores
3.Chemical analysis:
Grade | C | Si | Mn | P | S | Cr | Mo |
ST45 (DIN1.0408) | 0.21 max | 0.35 max | 0.40 min | 0.025 max | 0.025 max | / | / |
ST52 (DIN1.0580) | 0.22 max | 0.55 max | 1.60 max | 0.025 max | 0.025 max | / | / |
E355 | 0.22 max | 0.55 max | 1.60 max | 0.025 max | 0.025 max | / | / |
1020 | 0.18-0.25 | / | 0.30-0.60 | 0.040 max | 0.050 max | / | / |
1026 | 0.22-0.28 | / | 0.60-0.90 | 0.040 max | 0.050 max | / | / |
4.Mechanical Properties:( T=20°C if not stated ):
Grades | Delivery Conditions | Tensile Strength Rm (Mpa) | Elongation in the longitudinal direction Al (%) |
ST45 | +A (GBK) | 390 min | 21 min |
ST52 | +A (GBK) | 490 min | 22 min |
E355 | +A (GBK) | 450 min | 22 min |
1020 | +A (GBK) | 390 min | 21 min |
QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking
5.Precision cylinder honed steel tube product show:
6.Packing ways:
Q&A
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Q:Do you have agent or distributor in our country?
A:We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.
Q:How is your production capability?
A:1.2000 tons monthly production capacity, 5000 tons monthly trading capability
2.Prompt and Timely shipment
Q:How to get the sample?
A:1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.
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