STAINLESS STEEL | Pro Expert International

Stainless Steel Grades:

Our Products inventories over 30 grades of Stainless steel in order to service multiple market segments and thousands of customers, both large and small.  We inventory stainless steel grades that are readily used in manufacturing such as 304, 304L and 316/L to harder to find items such as 309H, 330 or 405 stainless.

300 Series Stainless:

301 – 302 – 303 – 304/L – 304H – 316/L -317L – 317LMN – 321 – 321H – 347 – 347H

300 Series High Temp:

309 – 309S – 310 – 310S – 310H – 330

400 Series:

403 – 405 – 409 – 410 – 410S – 410HT – 416 – 416HT – 420 – 422 – 430 – 440C

 

Products includes super alloys in Pipe, Tube, Fitting, Flange, Sheet, Strip, Plate, Round Bar, Flat Bar, Fastener, Forging Stock, Hexagon and Wire.

13-8 Stainless

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S13800, Werkstoff 1.4548, EN 1.4548, AMS 5629, ASTM A 564

15-5 Stainless

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S15500, ASTM A 564, ASTM A 693, ASTM A 705, AMS 5659, AMS 5862, STD 2154, ASME SA 564, SA693, SA705, Other: BAC 5439 Rev H Class A Type1, BMS7-240G Type 1, BSS7055 Rev A

 

17-4 Stainless

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S17400, Werkstoff 1.4548, EN 1.4548

ASTM: A 693, A 564, A 705, ASTM Type 630

ASME: SA 693, SA 564, SA 705, ASME Type 630, NACE MR0175, ISO 15156-3

AMS: 5604, 5643, 5803, 5827

 

303 / 316/316L Stainless

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S31600, UNS S31603, Werkstoff 1.4404, EN 1.4404

ASTM: A 240, A 276, A 312, A 479

ASME: SA-240, SA-312, SA-479

 

317 Stainless, 317L Stainless

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S31700, ASTM A 240, ASME SA-240

410, 410 Stainless

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S41000, Werkstoff 1.4006, EN 1.4006, ASTM A 240, AMS 5504

 

410S, 410S Stainless

Lower carbon 12 chromium martensitic, weldable.

Available Product Forms:

Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire.

Specifications

UNS S41008, Werkstoff 1.4000, EN1.4000, ASTM A 240, ASTM SA 240

A286, A286 Stainless, A286 Alloy

Precipitation hardenable iron base alloy for continuous use from -320 to 1000°F. Aqueous corrosion resistance similar to 316L stainless. Used for jet engine components, high temperature fasteners and springs. Also used for non-magnetic cryogenic equipment.

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S66286, Werkstoff 1.4980, EN 1.4980
AMS: 5525, 5804, 5732, 5737
GE B50T1181, GE B50T12, GE B50T81

 

Nitronic 50 / XM-1

High strength and good corrosion resistance. Nearly 2X strength of 304 & 316 with better corrosion resistance than 317L.

Available Product Forms:

Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S20910, Werkstoff 1.3964, EN 1.3964, ASTM A 276, NACE MR0175, ISO 15156-3

Nitronic 60

Excellent galling resistance at high temperatures. Used for fasteners and pins.

Available Product Forms:
Pipe, tube, fitting, flange, sheet, strip, plate, round bar, flat bar, fastener, forging stock, hexagon and wire

Specifications

UNS S21800, ASTM A276