Adco Forge Fitting Pvt Ltd.

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Chemical Composition of SS Buttweld Fittings

Grade	C	Mn	Si	Mo	P	S	Cr
Alloy Steel F1	0.15 max	0.3-0.6	0.5	0.44-0.65	0.03	0.03	4-6

Grade	C	Mn	Si	Mo	P	S	Cr
Alloy Steel F5	0.15 max	0.3-0.6	0.5	0.44-0.65	0.03	0.03	4-6

Grade	C	Mn	Si	Mo	P	S	Cr
Alloy Steel F9	0.15 max	0.3-0.6	0.5 – 1	0.9 – 1.1	0.03	0.03	8 – 10

Grade	C	Mn	Mo	Si	P	S	Cr
Alloy Steel F11	0.15 max	0.3-0.6	0.044 – 0.65	0.5 – 1	0.03	0.03	1 – 1.5

Grade	C	Mn	Si	Mo	P	S	Cr
Alloy Steel F22	0.05 – 0.15	0.3 – 0.6	0.5	0.044 – 0.65	0.045	0.03	0.8 – 1.25

Grade	C	Mn	Si	Mo	P	S	Cr
Alloy Steel F91	0.08 – 0.12	0.3 – 0.6	0.5	0.85 – 1.05	0.01	0.02	8.5 – 9.5

Mechanical Properties of SS Butt weld Pipe Fittings

Grade	Yield Strength 0.2% Proof (MPa) min	Tensile Strength (MPa) min	Elongation (% in 50mm) min
Alloy Steel F1	485	275	20

Grade	Yield Strength 0.2% Proof (MPa) min	Tensile Strength (MPa) min	Elongation (% in 50mm) min
Alloy Steel F5	485	275	20

Grade	Yield Strength 0.2% Proof (MPa) min	Tensile Strength (MPa) min	Elongation (% in 50mm) min
Alloy Steel F9	585	380	20

Grade	Yield Strength 0.2% Proof (MPa) min	Tensile Strength (MPa) min	Elongation (% in 50mm) min
Alloy Steel F11	415	205	20

Grade	Yield Strength 0.2% Proof (MPa) min	Tensile Strength (MPa) min	Elongation (% in 50mm) min
Alloy Steel F22	415	205	20

Grade	Yield Strength 0.2% Proof (MPa) min	Tensile Strength (MPa) min	Elongation (% in 50mm) min
Alloy Steel F91	585	415	20