Best Stainless is a leading stainless steel distributor to the pump manufacturing industry. Our comprehensive inventory includes pump shaft quality bars in the most common grades and sizes stocked for prompt shipment. With long lengths ranging from 20’-26’ R/L we can accommodate most applications.
We offer diameters from ¾” to 6” in 1/16” increments in precision ground and polished condition. For non-standard sizes or tolerances we offer custom centerless ground shafts. We also stock rough turned and oversized bar stock for use in multi-step shafts used in such applications are boiler feed pumps. Round or hollow bar can be supplied to be machined into shaft sleeves. Key stock is available in cold-finished square and rectangular bars. Pipe and tubing products are available for column pipes in vertical pump applications such as irrigation pumps.
Tight Tolerance & Precision Shafting Bar Stock
Best Stainless distributes high quality stainless steel bar stock for your tight tolerance and precision shafting needs. Dimensionally, Pump Shaft Quality (PSQ) is precision shafting, whereas the OD tolerance, ovality, straightness and surface finish are all enhanced through supplemental processing to a much tighter tolerances than typical bar stock items. Tighter tolerance shafting, such as precision bearing and sleeve contact areas, is required for smooth operations as well as straighter shafts to minimize vibration while running at higher rpms. Our knowledgeable team works with our customers specific material requirements and industry standards including ASTM, ASME, QQN, and AMS, to choose the right product.
Best Stainless is dedicated to helping OEM manufacturers and job shops select the proper grade and treatment to meet specification. For required operating temperature, operating pressure, corrosion resistance, material strength and magnetic properties the most common alloys for consideration are:
- Stainless Steel 316
- Stainless Steel 17-4PH
- Stainless Steel 416
- Stainless Steel 410 Class 2
- Nitronic 50 Stainless Steel (XM19)
- Duplex 2205 S31803/S32205
- Duplex 2507 S32750
- Alloy 20
- Nickel Alloy C272
- Nickel Alloy 400
- Nickel Alloy K500
- Nickel Alloy 625
- Nickel Alloy 718
Quality You Can Count On
We stock material from mills worldwide that produce the highest quality products at competitive pricing. Our staff works with specific customer requirements and industry standards including ASTM, ASME, QQN, and AMS specifications to select to proper material. We understand delivery time is important so we keep a vast inventory, knowledgeable sales team and efficient warehousing operations.
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or call us at (713)482-4000