Tube And Pipe Size Overview

We produce ASTM/ASME Grade 304, Grade 304L,304h, 316, 316L, 316H, 316TI, 321, 321H, 309S, 309H, 310S, 310H, 410S, 2205, 904L, 2507, 254, gh3030, 625, 253MA, S30815, 317L, Type 317, 316lN, 8020, 800, 800H, C276, S32304 and others special requirement stainless steel grade.

ASTM A269 Seamless and welded austenitic chrome steel tubing for general purposes. ASTM A270 Seamless and welded austenitic stainless steel sanitary tubing. ASTM A791/A791M Welded unannealed ferritic stainless-steel tubing. ASTM A789/A789M Seamless and welded ferritic/austenitic stainless steel tubing for general service. AS1163 Structural metal hollow sections (dimensional tolerances).

For sizes from 1/8-inch by way of 12-inch, the NPS corresponds to the nominal inside diameter, but differs considerably from its precise inside diameter. The following chart reveals the relationship of the assorted NPS sizes and Schedules and the actual Outside Diameter and Wall Thickness. For the aim of standardizing pipe dimensions, the American National Standards Institute (ANSI) revealed ANSI B36.10. That normal broadened the vary of wall thicknesses, schedule numbers from schedule 10 (SCH10) via schedule 160 (SCH160). These schedule numbers point out approximate values for a thousand instances pressure-stress ratios.

What we are able to see here is that the schedule quantity will increase the wall dimension, and that the wall thickness adjustments based on the nominal pipe size (NPS). Aluminum is a really fascinating metallic as a result of it’s extra malleable and elastic than metal. Aluminum can go places and create shapes that metal can’t, typically forming deeper or more intricate spinnings. Especially for elements with deep and straight partitions, aluminum is the fabric of selection. Steel is a really robust and resilient metallic but can’t typically be pushed to the identical excessive dimensional limits as aluminum without cracking or ripping through the spinning process.

Stainless Steel Pipe -Type 304 Schedule 40s

• ASTM A790/A790M Seamless and welded ferritic/austenitic chrome steel pipe.
• ASTM A731/A731M Seamless and welded ferritic and martensitic stainless-steel pipe.
• ASTM A409/A409M Welded massive diameter austenitic steel pipe for corrosive or excessive temperature service.
• ASTM A358/A358M Electric-Fusion-Welded (EFW) austenitic chromium-nickel alloy metal pipe for high temperature service.
• Standard Description ASTM A312/A312M Seamless and welded austenitic stainless-steel pipe.

Stock Thickness: 0.1-200.0mm
Production thickness: 0.5.0-200mm
Width: 600-3900mm
Length: 1000-12000mm
Grade:
200 series: 201,202
300 series: 301,304,304L,304H,309,309S,310S,316L,316Ti,321,321H,330
400 series: 409,409l,410,420J1,420J2,430,436,439,440A/B/C
Duplex: 329,2205,2507,904L,2304
Surface: No.1,1D,2D,2B,NO.4/4K/hairline,satin,6k,BA,mirror/8K

For example, a 1-half″ pipe size truly has an outside diameter of 1.9″ NOT 1.5″. The table below cross-references the nominal dimension of a PIPE with its actual exterior diameter.

ANSI B16.9 Factory-made wrought metal butt-welding fittings. ANSI B16.11 Forged metal fittings socket-welding and threaded.

Additional details about metal and aluminum could be found on our materialspage. Cost and price are at all times a vital factor to contemplate when making any product. The cost of raw materials has a direct impact on the price of the finished spinning. There are exceptions, however two identical spinnings (one in aluminum and one in steel) the aluminum half will virtually at all times cost extra because of the increase within the raw material value. Although it is related to the surface diameter, it is significantly different.

The addition of the letter “S” after the schedule number recognized it as pertaining to stainless-steel. The last application of the half will ultimately decide which materials the half would be spun from, balancing all the restrictions and benefits of every material. On some spinnings, it’s a straightforward call, whereas others are a tougher decision.

We have thousands tons stock of stainless steel sheet and coil with various size and grade,mainly include austenitic stainless steel, martens stainless steel (including precipitation hardened stainless steel sheet & coil), ferritic stainless steel, and duplex stainless steel.

Characteristics of Stainless Steel Sheet and Plate:
High corrosion resistance
High strength
High toughness and impact resistance
Temperature resistance
High workability, including machining, stamping, fabricating and welding
Smooth surface finish that can be easily clean