STAINLESS STEEL 316 / 316L – BUTT WELD FITTINGS

Grade: 316 / 316L
UNS: S31600 / S31603
EN: 1.4401 / 1.4404

Chemical Composition (%)

ElementSS 316SS 316L
Carbon (C)0.08 max0.03 max
Manganese (Mn)2.00 max2.00 max
Phosphorus (P)0.045 max0.045 max
Sulphur (S)0.030 max0.030 max
Nickel (Ni)10.0 – 14.010.0 – 14.0
Chromium (Cr)16.0 – 18.016.0 – 18.0
Molybdenum (Mo)2.0 – 3.02.0 – 3.0
Iron (Fe)BalanceBalance

Mechanical Properties

PropertyValue
Tensile Strength≥ 515 MPa
Yield Strength≥ 205 MPa
Elongation≥ 35 %
Hardness≤ 95 HRB

Equivalent Grades

AISI 316 / 316L

ASTM TP 316 / 316L

UNS S31600 / S31603

DIN EN 1.4401 / 1.4404

SUS 316 / 316L

Types Available

Elbow (45°, 90°)

Tee (Equal / Reducing)

Reducer (Concentric / Eccentric)

Stub End

End Cap

Key Features

High mechanical strength

Smooth internal surface for better flow

Excellent corrosion and oxidation resistance

Leak-proof welded joints

Long service life with low maintenance

Manufacturing Standards

ASTM A403

ASME SA 403

ASME B16.9 / B16.28

EN 10253

Surface Finish

Pickled & Passivated

Mill Finish

Polished Finish (as required)

Applications

Oil & gas pipelines

Chemical & petrochemical industries

Power plants & refineries

Water treatment plants

Food processing & pharmaceutical industries

Shipbuilding & offshore applications

Other Products

STAINLESS STEEL 304 / 304L – BUTT WELD FITTINGS

STAINLESS STEEL 316 / 316L – BUTT WELD FITTINGS

DUPLEX STEEL – BUTT WELD FITTINGS