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A234 WPB Carbon Steel Concentric Reducer

The ASTM A234 WPB Carbon Steel Concentric Reducer is a piping component used to connect two pipes of different diameters while maintaining the centerline. It is manufactured from carbon steel suitable for high-temperature service. Available in seamless and butt-welded types, these reducers comply with ANSI B16.9 and other international standards. They are widely used in oil & gas, chemical, power, and structural applications.

ASTM: A234 WPBJIS: STKM12AGB: Q235B / 20# / Q345B

MaterialASTM A234 / ANSI B16.9 / ANSI B16.25 / MSS SP-75

ThicknessSCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS

WidthDN15 - DN1800 (1/2" - 72")

LengthStandard Length / Customized

MOQ1 Piece

Lead Time15-30 days

PortTianjin / Shanghai

Response within 24 hours

In Stock — Ready to Ship

Material Grade	ASTM A234 / ANSI B16.9 / ANSI B16.25 / MSS SP-75	Standard	ASTM A234 / ANSI B16.9 / ANSI B16.25 / MSS SP-75
Thickness Range	SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS	Width Range	DN15 - DN1800 (1/2" - 72")
Length Range	Standard Length / Customized	MOQ	1 Piece
Lead Time	15-30 days	Port of Shipment	Tianjin / Shanghai
C	≤0.30	Si	0.10-0.50
Mn	0.60-1.00	P	≤0.035
S	≤0.035	Tensile Strength	≥380 MPa
Yield Strength	≥205 MPa