Flange Type: Welding Neck/Blind/Socket Weld/Lapped Joint/Slip-on/Plate Flange
Standard: ANSI/ASME B 16.5, DIN, JIS, AWWA, API, ISO etc.
Material: Carbon Steel --- ASTM A105,ASTM A350 LF1,LF2,LF3,A36,ASTM A234 WPB
Stainless Steel --- ASTM A403 F304/304L, 316/316L,316Ti,321,317L,310S
Alloy Steel --- ASTM A234 WP1/5/9/11/12/22/91
Specification: NPS from 1/2\'\' to 24\'\', CLASS from 150 to 2500
Surface: Light Oiling/Black Painting
Packing: Packed in Wood Cabins/ Wood Tray

In order to make sure the 100% of the satisfaction for customers, we would have various lessons for how to choose the suitable steel pipes according to your engineering projects. From water, oil to gas pipe line, we would have set different pipe\'s choice for you. Of course, we have placed importance not just on managing material sales, but also on before and after service. Whenever you have troubles about steel pipes, calling us and we would lead you to the answer. It is you, your customers\' satisfaction drives us for the constant and growing commitment to the oil, gas and water industries of transport.

A steel pipe-flange range with defined size, pressure class and ASTM material families. Buyers should specify the exact flange type and grade rather than request the full catalogue range.

Procurement specification

Material: ASTM A105/A350/A36 carbon steels, ASTM A403 stainless grades and ASTM A234 alloy grades are listed.
Dimensions: NPS 1/2–24 in.
Tolerance: Not stated in the source listing; confirm with the supplier.
MOQ: Not stated in the source listing; confirm with the supplier.
Lead time: 30 days is shown in the listing delivery field; confirm for the selected size and quantity.

Listing details

Listed pressure classes: 150–2500.
Listed types: weld-neck, blind, socket-weld, lap-joint, slip-on and plate.
Listed standards include ANSI/ASME B16.5, DIN, JIS, AWWA, API and ISO.

Buyer checklist

The following items are not verified product claims. Confirm them directly with the supplier before ordering.

Confirm the exact flange standard and edition, type, facing and pressure class for the mating connection.
Request a dimensioned drawing covering bore, outside diameter, thickness, bolt circle, holes and tolerances.
Confirm the numeric MOQ, unit of sale, sample policy, packing and Incoterm.
Confirm production lead time in writing and state whether it starts after payment, drawing approval or material confirmation.