ASTM A249 Stainless Steel Welded SS304 Tube 33.4*2.77*6000mm For Heat Exchanger (Annealed With Pickling Type Surface)
ASTM A249 Stainless Steel Welded SS304 Tube 33.4*2.77*6000mm For Heat Exchanger (Annealed With Pickling Type Surface)
| Name | 304/SS316 Stainless Steel Welded Tube |
| Standard | ASTM, GB, JIS, DIN, EN, AISI |
| Material Grade | TP304 TP304L TP316 TP316L TP347 TP347H TP321 TP321H TP310 TP310S |
| TP410 TP410S TP403 | |
| S31803/S32205 S32750 S32760 | |
| Outer Diameter | 6mm -2800mm |
| Thickness | 0.65mm - 60mm |
| Length | 5.8-6.1 m or as customers' request |
| Tolerance | Acording to the Standard. |
| Surface | Pickling, sand blast,annealing,varnishing,oiled etc |
| Test | UT, ET, HT, RT,etc, and others according to the standard,or as the requests of the customers |
| Certificate | ISO9001-2008,ASME, PED,ABS,CCS,LR,DNV,TUV,ETC |
| Delivery Time | 15-50Days, Depends on quantity |
Importance of stainless steel pipe:
1.Corrosion resistance and high strength: stainless steel pipe has excellent corrosion resistance and high strength, can be used for a long time in a variety of harsh environments, reducing the frequency of maintenance and replacement
2.Safety and hygiene: stainless steel pipe inner wall is smooth, not easy to scale, not easy to breed bacteria and microorganisms, to ensure that the transported water quality is safe and hygienic, to avoid secondary pollution
3.Long service life: due to the good corrosion resistance and pressure resistance of stainless steel pipe, the service life is relatively long, which can reduce the frequency of pipe replacement and reduce the cost of maintenance and replacement
4.Energy saving and environmental protection: stainless steel pipe has a low thermal conductivity, which can reduce the loss of heat energy in the hot water transmission, thus reducing energy consumption
Chemical Composition:
| Chemical Composition of Material |
Material Composition | 201 | 202 | 304 | 316 |
| C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.08 | |
| Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
| Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | |
| P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | |
| S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | |
| Cr | 16-18 | 17-19 | 18-20 | 16-18 | |
| N | 3.5-5.5 | 4-6 | 8-10.5 | 10-14 | |
| Mo | 2.0-3.0 | ||||
| Mechanical Property |
Material Item | 201 | 202 | 304 | 316 |
| Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | |
| Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | |
| Extension | ≥30% | ≥30% | ≥35% | ≥35% | |
| Hardness (HV) | <253 | <253 | <200 | <200 |
FAQ :
Q1: What's your terms of payment?
A: 30%T/T as the upfront deposit, 70% before delivery, We will show you the photos and package before you pay the balance.
Q2: What's the terms of delivery?
A: EXW, FOB, CFR, CIF
Q3: What's the terms of packing?
A: Generally,we pack our goods in bundles or coils with rods or belts, we could also pack the goods as the customers' requirement.
Q4: What's your delivery time?
A: For stocks, we could transport the goods to loading port within 7 work days after we received the deposit.For productionperiod,it usually takes about 15 days to 30 days after we received the deposit.
Q5: Could you produce according to the samples?
A: Yes, we can customer-made by your samples or technique drawings, we can build the mold and fixtures.
Q6: Could you provide the compliment samples?
A: Yes, we could provide the free samples on condition that it is available in stocks, however,the transportation fee is borne by buyer.
Q7: How could you guarantee your products quality?
A: Each piece of products is manufactured by certified workshops, inspected by us piece by piece according to national QA/QC standard. We also could issue the warranty to customer to guarantee the quality.
Q8:What are the advantages of your company?
A:(1): Prime quality and reasonable price.
(2): Wide excellent experiences with after-sale service.
(3): Every process will be checked by responsible QC which insures every product's quality.
(4): Professional packing teams which keep every packing safely.
(5): Trial order can be done in one week.
(6): Samples can be provided as your requirements.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.