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Our Business

Toward a New Challenge from 2020

Product Information

The immense product size created from the integration of world-leading technology → We offer extensive range of products in our world-leading, high-tech facility

State-of-the-art manufacturing facilities used to achieve the greatest product size → Up-to-date equipment to provide wide range of product size

Maximizing flatness level and quality with newly acquired 5,700 ton pressure leveler

High production efficiency and product quality through implementation of automated manufacturing technology

Brand introduction

SM STEEL's Stainless steel plate was introduced to customers since July 2020, it has been recognized by customers for its superior flatness and high quality

In July 2021, a year later, in addition to the quality of the product, we launched new brand for stainless steel plate with the pride of executives and all staffs, management philosophy

SUPER PLATE is the will of executives and all staffs in SM STEEL which is for delivering better quality and value to customers

Product Order SIZE

Thickness 5mm~150mm
Width 1,000mm ~ 4,000mm
Length 2,000mm ~ 13,500mm
Maximum unit weight 15 TON
Delivery Six weeks after order

Chemical Components

TYPE Chemical composition requirement, %
C Mn P S Si Cr Ni Mo N Cu Ti Nb
304 0.08 2.00 0.045 0.03 0.75 18.0~20.0 8.0~11.0 - 0.1 - - -
304L 0.03 2.00 0.045 0.03 0.75 18.0~20.0 8.0~12.0 - 0.1 - - -
304H 0.04~0.1 2.00 0.045 0.03 0.75 18.0~20.0 8.0~10.5 - - - - -
304N 0.08 2.00 0.045 0.03 0.75 18.0~20.0 8.0~10.5 - 0.10~0.16 - - -
304LN 0.03 2.00 0.045 0.03 0.75 18.0~20.0 8.0~12.0 - 0.10~0.16 - - -
316 0.08 2.00 0.045 0.03 0.75 16.0~18.0 10.0~14.0 2.0~3.0 0.1 - - -
316L 0.03 2.00 0.045 0.03 0.75 16.0~18.0 10.0~14.0 2.0~3.0 0.1 - - -
316H 0.04~0.1 2.00 0.045 0.03 0.75 16.0~18.0 10.0~14.0 2.0~3.0 - - - -
316Ti 0.08 2.00 0.045 0.03 0.75 16.0~18.0 10.0~14.0 2.0~3.0 0.1 - 5x(C+N) min, 0.70 max -
316N 0.08 2.00 0.045 0.03 0.75 16.0~18.0 10.0~14.0 2.0~3.0 0.10~0.16 - - -
316LN 0.03 2.00 0.045 0.03 0.75 16.0~18.0 10.0~14.0 2.0~3.0 0.10~0.16 - - -
321 0.08 2.00 0.045 0.03 0.75 17.0~19.0 9.0~12.0 - 0.1 - 5x(C+N) min, 0.70 max -
321H 0.04~0.1 2.00 0.045 0.03 0.75 17.0~19.0 9.0~12.0 - - - 4x(C+N) min, 0.70 max -
347 0.08 2.00 0.045 0.03 0.75 17.0~19.0 9.0~13.0 - - - - 10xC min, 1.00 max
347H 0.04~0.1 2.00 0.045 0.03 0.75 17.0~19.0 9.0~13.0 - - - - 8xC min,
1.00 max
31803 0.03 2.00 0.030 0.02 1.00 21.0~23.0 4.5~6.5 2.5~3.5 0.08~0.2 - - -
2205 0.03 2.00 0.030 0.02 1.00 22.0~23.0 4.5~6.5 3.0~3.5 0.14~0.2 - - -
2304 0.03 2.50 0.040 0.03 1.00 21.5~24.5 3.0~5.5 0.05~0.6 0.05~0.2 0.05~0.60 - -
2507 0.03 1.20 0.035 0.02 0.8 24.0~26.0 6.0~8.0 3.0~5.0 0.24~0.32 0.50 - -

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TYPE Tensile Strength Yield Strength Elongation Hardness
ksi MPa ksi MPa % HBW HRBW HRC
304 75 515 30 205 40 201 92 -
304L 70 485 25 170 40 201 92 -
304H 75 515 30 205 40 201 92 -
304N 80 550 35 240 30 217 95 -
304LN 75 515 30 205 40 217 95 -
316 75 515 30 205 40 217 95 -
316L 70 485 25 170 40 217 95 -
316H 75 515 30 205 40 217 95 -
316Ti 75 515 30 205 40 217 95 -
316N 80 550 35 240 35 217 95 -
316LN 75 515 30 205 40 217 95 -
321 75 515 30 205 40 217 95 -
321H 75 515 30 205 40 217 95 -
347 75 515 30 205 40 201 92 -
347H 75 515 30 205 40 201 92 -
31803 90 620 65 450 25 293 - 31
2205 95 655 65 450 25 293 - 31
2304 87 600 58 400 25 290 - 32
2507 116 795 80 550 15 310 - 32

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TYPE Chemical composition requirement, %
C Mn P S Si Cr Ni Mo N Ti Nb
304 0.08 2.00 0.045 0.03 1.00 18.0~20.0 8.0~10.5 - - - -
304L 0.03 2.00 0.045 0.03 1.00 18.0~20.0 9.0~13.0 - - - -
304N1 0.08 2.50 0.045 0.03 1.00 18.0~20.0 7.0~10.5 - 0.10~0.25 - -
304N2 0.08 2.50 0.045 0.03 1.00 18.0~20.0 7.0~10.5 - 0.15~0.30 - 0.15
304LN 0.03 2.00 0.045 0.03 1.00 17.0~19.0 8.5~11.5 - 0.12~0.22 - -
316 0.08 2.00 0.045 0.03 1.00 16.0~18.0 10.0~14.0 2.0~3.0 - - -
316L 0.03 2.00 0.045 0.03 1.00 16.0~18.0 12.0~15.0 2.0~3.0 - - -
316N 0.08 2.00 0.045 0.03 1.00 16.0~18.0 10.0~14.0 2.0~3.0 0.10~0.22 - -
316LN 0.03 2.00 0.045 0.03 1.00 16.5~18.5 10.5~14.5 2.0~3.0 0.12~0.22 - -
316Ti 0.08 2.00 0.045 0.03 1.00 16.0~18.0 10.0~14.0 2.0~3.0 - 5xC min, -
321 0.08 2.00 0.045 0.03 1.00 17.0~19.0 9.0~13.0 - - 5xC min, -
347 0.08 2.00 0.045 0.03 1.00 17.0~19.0 9.0~13.0 - - - 10xC min
2205 0.03 2.00 0.04 0.03 1.00 21.0~24.0 4.5~6.5 2.5~3.5 0.08~0.2 - -

Try drag from side to side

TYPE Tensile Strength Yield Strength Elongation Hardness
Mpa Mpa % HBW HRBW HRC
304 520 205 40 187 90 -
304L 480 175 40 187 90 -
304N1 550 275 35 217 95 -
304N2 690 345 35 248 100 -
304LN 550 245 40 217 95 -
316 520 205 40 187 90 -
316L 480 175 40 187 90 -
316N 550 275 35 217 95 -
316LN 550 245 40 217 95 -
316Ti 520 205 40 187 90 -
321 520 205 40 187 90 -
347 520 205 40 187 90 -
2205 620 450 18 302 - 32

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TYPE Chemical composition requirement, %
C Mn P S Si Cr Ni Mo N Cu Ti Nb
304 0.07 2.00 0.045 0.015 1.00 17.5~19.5 8.0~10.5 - 0.1 - - -
304L 0.03 2.00 0.045 0.015 2.00 17.5~19.5 8.0~10.5 - 0.1 - - -
304H 0.04~0.08 2.00 0.035 0.015 1.00 17.0~19.0 8.0~11.0 - - - - -
304N 0.06 2.00 0.045 0.015 1.00 18.0~20.0 8.0~11.0 - 0.12~0.22 - - -
304LN 0.03 2.00 0.045 0.015 1.00 17.5~19.5 8.5~11.5 - 0.12~0.22 - - -
316 0.07 2.00 0.045 0.015 1.00 16.5~18.5 10.0~13.0 2.0~2.5 0.1 - - -
316L 0.03 2.00 0.045 0.015 1.00 16.5~18.5 10.0~13.0 2.0~2.5 0.1 - - -
316LN 0.03 2.00 0.045 0.015 1.00 16.5~18.5 10.0~12.5 2.0~2.5 0.12~0.22 - - -
321 0.08 2.00 0.045 0.015 1.00 17.0~19.0 9.0~12.0 - - - - -
321H 0.04~0.08 2.00 0.040 0.015 1.00 17.0~19.0 9.0~13.0 - 0.1 - 5x(C+N) min, 0.80 max -
347 0.08 2.00 0.045 0.015 1.00 17.0~19.0 9.0~12.0 - - - - 10xC min, 1.00 max
347H 0.04~0.1 2.00 0.045 0.015 1.00 17.0~19.0 9.0~12.0 - - - - 10xC min, 1.20 max
2205 0.03 2.00 0.035 0.015 1.00 21.0~23.0 4.5~6.5 2.5~3.5 0.10~0.22 - - -
2304 0.03 2.00 0.035 0.015 1.00 22.0~24.5 3.5~5.5 0.10~0.60 0.05~0.20 0.10~0.60 - -
2507 0.03 2.00 0.035 0.015 1.00 24.0~26.0 6.0~8.0 3.0~4.5 0.24~0.35 - - -

Try drag from side to side

TYPE Tensile Strength Proof Strength Elongation Impact Energy
Min Max 0.2% 1.0% EL (<3mm)(tr) EL (≥3mm)(tr) Long Tr
304 520 720 210 250 45 45 100 60
304L 500 700 200 240 45 45 100 60
304H 510 710 190 230 45 45 100 60
304N 500 750 270 310 40 40 100 60
304LN 550 750 270 310 40 40 100 60
316 520 670 220 260 45 45 100 60
316L 520 670 220 260 45 45 100 60
316LN 580 780 280 320 40 40 100 60
321 500 700 200 240 40 40 100 60
321H - - - - - - - -
347 500 700 200 240 40 40 100 60
347H - - - - - - - -
2205 640 840 460 - 25 25 100 60
2304 630 800 400 - 25 25 100 60
2507 730 930 530 - 20 20 100 60

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Available Sizes

  • Austenite Stainless Steel

    AvailableConsult Us

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  • DUPLEX Criteria

    AvailableConsult Us

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Marking

Grade 304
Engraving Photo
Label Photo
Packing