Black Seamless Steel Pipe Nipple — NPT Threaded ASTM A106 Factory Direct

Black Seamless Steel Pipe Nipple — NPT Threaded ASTM A106 Factory Direct

Manufactured from seamless steel per ASTM A106 Grade B, our black seamless pipe nipples offer superior pressure resistance and structural integrity compared to welded alternatives. Available in NPT threading with Schedule 40 and Schedule 80 options, sizes 1/8″ to 12″. Factory direct supply for distributors and wholesalers across global.

Dimensions

Material Carbon Steel
Thread Type NPT
Standard ASTM A106
Surface Finish Black
Material Grade A106 Gr.B
Size Range 1/8" – 12"
Schedule SCH 40: 1.73mm-9.53mm, SCH 80: 2.41mm-17.48mm
Thread Standard ASME B1.20.1
Pressure Rating 150 PSI (SCH 40) / 300 PSI (SCH 80)

Detail

Seamless Construction — No weld seam, uniform wall thickness throughout

NPT Threads — Machined to ASME B1.20.1 for leak-free assembly

Manufacturer Direct — Produced in-house, no middleman, competitive pricing

Bulk Supply Ready — Container-load orders supported, mixed sizes available

Mill Test Certificates — Available upon request for all orders

North America Export — Consistent supply for US and Canadian distributors

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