Chinese Professional Stainless Steel Decorative U Channel - 317L Stainless Steel Pipe, Valves, Fittings, Flanges & MORE – Cepheus

STAINLESS ACID-RESISTANT STEEL 1.4438, X2CRNIMO18-15-4, AISI 317L ACCORDING TO EN 10088-1

Stainless Steel Grade 317L (UNS S31703)

  Stainless steel grade 317L is a low carbon version of grade 317 stainless steel. It has the same high strength and corrosion resistance as 317 steel but can produce stronger welds due to the low carbon content.  
鋼種 國家標準代號 碳(C)% 矽(Si)% 錳(Mn)% 磷(P)% 硫(S)% 鈦(Ti)% 鉻(Cr)%
317L
CNS 0≦0.03 0≦1 0≦2 0≦0.045 0≦0.03 18-20
00Cr19Ni-13Mo3
GB 0≦0.03 0≦1 0≦2 0≦0.035 0≦0.03 18-20
SUS317L
JIS 0≦0.03 0≦1 0≦2 0≦0.045 0≦0.03 18-20
317L
AISI 0≦0.03 0≦1 0≦2 0≦0.045 0≦0.03 18-20
X2CrNi-Mo18-13-5
DIN 0≦0.03 0≦1 0≦2 0≦0.045 0≦0.015 0.12-0.22 16.5-18.5
 
Standard Steel Grade
Chemical Composition %
C: Mn: Si: P: S: Cr: Ni: Mo: N:
EN 1.4438 - X2CrNiMo18-15-4
<0.030 <2.0 <1.0 <0.045 <0.030 17.5 - 19.5 13.0 - 17.0 3.0 - 4.0 <0.11
ASTM AISI 317L - UNS S31703
<0.035 <2.0 <1.0 <0.045 <0.030 18.0 - 20.0 11.0 - 15.0 3.0 - 4.0 -
NF Z3CND19-15-04
<0.03 <2.0 <0.75 <0.035 <0.010 17.5 - 19.5 14.0 - 16.0 3.0 - 4.0 -
BS 317S12
<0.03 <2.0 <1.0 <0.045 <0.030 17.5 - 19.5 14.0 - 17.0 3.0 - 4.0 -
 

1.4438, X2CrNiMo18-15-4, AISI 317L - specification and application

Austenitic acid-resistant special steel, used in the production of heat exchangers, pipelines, fittings, parts of radiators and pumps, connectors, tanks for chemical compounds, bolts and nuts. It is mainly used in the chemical, petrochemical, nitrogen, food, refinery, cryogenic and paper industries. Steel resistant to intergranular corrosion.

Mechanical properties of 1.4438, AISI 317L

  • Tensile strength, Rm: 500 - 700 MPa
  • The yield point, Rp0,2: >200 MPa
  • Elongation, A:> 40%
  • Modulus of elasticity, E: 200 GPa
  • Hardness, HB: <215
  • Specific resistance, Ω: 0.85 mkOhm * m
  • Impact resistance, KV: > 60J
  • Linear expansion coefficient, α: 16.0 * 10-6 K-1
  • Thermal conductivity, λ: 14.0 W * m-1 * K-1
  • Thermal capacity, cp: 500 J * kg-1 * K-1
 
Temperature (℃) 100 150 200 250 300 350 400 450 500 550
Modulus of elasticity, E (GPa) 194 - 186 - 179 - 172 - 165 -
The yield point, Rp0,2 (MPa) >172 >157 >147 >137 >127 >120 >115 >112 >110 >108
Linear expansion coefficient, α (* 10-6 K-1) 16.0 - 16.5 - 17.0 - 17.5 - 18.0 -
 

Heat and plastic treatment of 1.4438, AISI 317L

  • forging and rolling at temperatures 1150 - 800℃
  • Supersaturation at 1020 - 1100 ℃
 

In the 1.4438, AISI 317L grade we deliver:

  • Drawn and peeled bars 1.4438, X2CrNiMo18-15-4, AISI 317L
  • Stainless steel tubes 1.4438, X2CrNiMo18-15-4, AISI 317L
  • Cold-rolled, hot-rolled stainlees sheets 1.4438, AISI 317L
  • Elements cut from sheets - flat bars 1.4438, AISI 317L
 
Other grades designations: X 2 CRNIMO18-15-4, TP317L, 317 L, 1.4438, 1.4476, 317S12, 317 S 12, X3CRNIMO18-16-5, SUS317L, T 7MONICR180, UNS S31703, 317-L, Z3CND19-15-04, Z 3 CND 19-15-04.
EN-standard Steel no. k.h.s DIN EN-standard Steel name SAE grade UNS
1.4109 X65CrMo14 440A S44002
1.4112 X90CrMoV18 440B S44003
1.4125 X105CrMo17 440C S44004
440F S44020
1.4016 X6Cr17 430 S43000
1.4408 G-X 6 CrNiMo 18-10 316 S31600
1.4512 X6CrTi12 409 S40900
410 S41000
1.4310 X10CrNi18-8 301 S30100
1.4318 X2CrNiN18-7 301LN
1.4307 X2CrNi18-9 304L S3043
1.4306 X2CrNi19-11 304L S30403
1.4311 X2CrNiN18-10 304LN S30453
1.4301 X5CrNi18-10 304 S30400
1.4948 X6CrNi18-11 304H S30409
1.4303 X5CrNi18-12 305 S30500
X5CrNi30-9 312
1.4841 X22CrNi2520 310 S31000
1.4845 X 5 CrNi 2520 310S S31008
1.4541 X6CrNiTi18-10 321 S32100
1.4878 X12CrNiTi18-9 321H S32109
1.4404 X2CrNiMo17-12-2 316L S31603
1.4401 X5CrNiMo17-12-2 316 S31600
1.4406 X2CrNiMoN17-12-2 316LN S31653
1.4432 X2CrNiMo17-12-3 316L S31603
1.4435 X2CrNiMo18-14-3 316L S31603
1.4436 X3CrNiMo17-13-3 316 S31600
1.4571 X6CrNiMoTi17-12-2 316Ti S31635
1.4429 X2CrNiMoN17-13-3 316LN S31653
1.4438 X2CrNiMo18-15-4 317L S31703
1.4362 X2CrNi23-4 2304 S32304
1.4462 X2CrNiMoN22-5-3 2205 S31803/S32205
1.4501 X2CrNiMoCuWN25-7-4 J405 S32760
1.4539 X1NiCrMoCu25-20-5 904L N08904
1.4529 X1NiCrMoCuN25-20-7 N08926
1.4547 X1CrNiMoCuN20-18-7 254SMO S31254

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