This browser does not support the video element.
Physical Property:
Physical Property| Steel grade | Physical Property | |||
| Y.S | T.S | EL. | HRB | |
| 304 | ≥205 | ≥515-1035 | ≥40 | ≤92 |
| 304L | ≥205 | ≥520 | ≥40 | ≤90 |
| 316 | ≥620 | ≥310 | ≥30 | ≤95 |
| 316L | ≥480 | ≥177 | ≥40 | ≤90 |
| 321 | ≥205 | ≥515 | ≥40 | ≤95 |
| 347 | ≥205 | ≥515 | ≥40 | ≤92 |
| Material | C(max) | Si(max) | Mn(max) | P(max) | S(max) | Cr | Ni | Mo | Ti |
| TP304/1.4301 | 0.08 | 1 | 2 | 0.045 | 0.03 | 18.0-20.0 | 8.0-10.5 | ||
| TP304L/1.4307 | 0.035 | 1 | 2 | 0.045 | 0.03 | 18.0-20.0 | 8.0-12.0 | ||
| TP304H/1.4948 | 0.04-0.10 | 1 | 2 | 0.045 | 0.03 | 18.0-20.0 | 8.0-12.0 | ||
| TP316/1.4401 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |
| TP316L/1.4404 | 0.035 | 1 | 2 | 0.045 | 0.03 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | |
| TP316Ti/1.4571 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | 0.7>5x(C+N) |
| TP321/1.4541 | 0.08 | 1 | 2 | 0.045 | 0.03 | 17.0-19.0 | 9.0-12.0 | 0.7>5x(C+N) |
Features of 316 stainless steel:
5) Excellent work hardening (weak magnetism after working)\
Application Areas:
Offshore oil and gas fields: In highly corrosive and seawater environments, 316/316L stainless steel coiled tubes are widely used in piping systems, water injection systems and fire systems of offshore oil and gas platforms.
Onshore oil and gas extraction: In onshore oil and gas fields, especially in the environment of high sulfur content and highly corrosive chemicals, this stainless steel coil also shows its excellent performance.
Oil and gas treatment and transportation: In the collection, treatment and transportation of oil and gas, 316/316L stainless steel coiled tubes are used to build a stable and reliable pipeline network to ensure the safe and efficient transportation of oil and gas.
Chemical processing facilities: Due to its excellent corrosion resistance, 316/316L stainless steel coiled tubes are also widely used in the chemical industry, especially in the processing of corrosive chemicals, such as acids, alkalis and salts.
Refineries: the high temperature and corrosive environment of the refining process places stringent requirements on the material. astm a269 stainless steel 316/316L welded coiled tubes are able to withstand these conditions, and are widely used in refineries in key equipment such as heat exchangers, condensers and distillation towers.
Natural gas liquefaction plant: In the process of natural gas liquefaction, materials resistant to low temperature and high pressure are required.316/316L stainless steel coiled tubes play an important role in this field with its excellent mechanical properties and corrosion resistance.