ASME B16.9 ASTM A403 WP347H SMLS Concentric Reducer DN500-DN350 SCHXXS

Type: 347H SMLS Concentric Reducer
Schedule: SCH XXS
Material: 347H (UNS S34709/1.4961)
Ends: BW
Standard: ASME B16.9
Size: 20″ – 14″(DN500-DN350)

NPS	O.D. D	O.D. D1	Len H
20*14	508	355.6	508

Chemical Composition of WP347 SMLS Concentric Reducer

Element	347	347H
Chromium	17.00 min.-19.00 max.	17.00 min.-19.00 max.
Nickel	9.00 min.-13.00 max.	9.00 min.-13.00 max.
Carbon	0.08	0.04 min.-0.10 max.
Manganese	2.00	2.00
Phosphorus	0.045	0.045
Sulfur	0.03	0.03
Silicon	0.75	0.75
Columbium & Tantalum	10 x (C + N) min.-1.00 max.	8 x (C + N) min.-1.00 max.
Iron	Balance	Balance

 GRADE SPECIFICATIONS of WP347 SMLS Concentric Reducer

STANDARD	UNS	WERKSTOFF NR.
SS 347	S34700	1.4500
SS 347H	S34709	1.4961

Mechanical and Physical Properties of WP347 SMLS Concentric Reducer

Grade	347 / 347H
Tensile Strength (MPa) min	515
Yield Strength 0.2% Proof (MPa) min	205
Elongation (% in 50mm) min	40
Hardness
Rockwell B (HR B) max	92
Brinell (HB) max	201

Density lbm/in3	Coefficient of Thermal Expansion (min/in)-°F		Thermal Conductivity BTU/hr-ft-°F	Specific Heat BTU/lbm -°F	Modules of Elasticity (annealed)2-psi
at 68 °F	at 68 – 212°F	at 68 – 1832°F	68-932°F	at 32 – 212°F	in tension (E)
0.288	9.2	11.4	14.7	0.12	28 x 106