Threaded Rods ASTM A193 B7 Stud Bolts

• Customization: Available
• Material: Carbon Steel
• Type: Hexagon Head
• Model NO.: Rod
• Head Style: Hexagonal
• Standard: ANSI
• Grade: ASTM A193-B7/B7m
• Finish: Plain, Black Oxide, Zinc Plated(Yellow), H.D.G. E
• Transport Package: Package 1
• Specification: 1/4"-4"
• Trademark: M
• Origin: Ningbo
• HS Code: 73181900
• Production Capacity: 5000ton/Month

Product Description

Threaded Rods/ Threaded Bars / Stud Bolts  ASTM A193 GR B7,B7M,B8,B8M,B16

Threaded Rods/ Threaded Bars / Stud Bolts  ASTM A193 GR B7,B7M,B8,B8M,B16
Standard:	ASTM A193, ASTM A320
Size:	1/4" - 4", M5 - M100
Material:	Carbon Steel, Alloy Steel, Stainless Steel
Grade:	ASTM A193/193M Gr. B7, B7M, B8, B8M, B16
	ASTM A320/A320M Gr. L7, L7M, L43
	SAE J429 Gr. 2,5,8
	DIN 975/976 Class 4.8, 8.8, 10.9
Thread:	M, UNC, 8UN
Finish:	Plain, Zinc Plated (Clear/Blue/Yellow/Black), Black Oxide, Nickel, Hot Dip Galvanized,
	Mechanical Galvanized, Geomet, Teflon, Zinc-Nickel Alloy
Package:	1. Bulk in 18Kgs Carton Box + 48 CTNS Wooden Pallet
	2. Bulk in 25Kgs Carton Box + 36 CTNS Wooden Pallet
	3. In Bundles Then on 900kgs Pallet
	4. According to Customers demand ( Customized Label & Carton Box )

A193 Chemical Properties

Element	B7 (AISI 4140)	B8 (AISI 304)	B8M (AISI 316)
Manganese	0.75 - 1.00%	2.00% max	2.00% max
Phosphorus, max	0.00035	0.00045	0.00045
Sulfur, max	0.0004	0.0003	0.0003
Silicon	0.15 - 0.35%	1.00% max	1.00% max
Chromium	0.80 - 1.10%	18.0 - 20.0%	16.0 - 18.0%
Nickel		8.0 - 11.0%	10.0 - 14.0%
Molybdenum	0.15 - 0.25%		2.00 - 3.00%

A193 Mechanical Properties

Grade	Size	Tensile ksi, min	Yield, ksi, min	Elong, %, min	RA % min	HBW	HRC
B7	Up to 2-1/2	125	105	16	50	321 max	35 max
	2-5/8 - 4	115	95	16	50
	4-1/8 - 7	100	75	18	50
B8 Class 1	All	75	30	30	50	223 max	35 max
B8M Class 1	All	75	30	30	50	223 max	96 max
B8 Class 2	Up to 3/4	125	100	12	35	321 max	35 max
	7/8 - 1	115	80	15	35
	1-1/8 - 1-1/4	105	65	20	35
	1-3/8 - 1-1/2	100	50	28	45
B8M Class 2	Up to 3/4	110	95	15	45	321 max	35 max
	7/8 - 1	100	80	20	45
	1-1/8 - 1-1/4	95	65	25	45
	1-3/8 - 1-1/2	90	50	30	45

A193 Recommended Hardware

Bolt Grade	Nuts	Washers
B7	A194 Grade 2H	F436
B8 Class 1	A194 Grade 8	SS304
B8M Class 1	A194 Grade 8M	SS316
B8 Class 2	A194 Grade 8	SS304
B8M Class 2	A194 Grade 8M	SS316

The Ningbo Beilun Milfast Metalworks Co., Ltd. is a professional fasteners company in Ningbo, specialize in the Threaded Rods, Studs, Bolts, Nuts, Washers and the Stamping metal parts. With the products quality and good service, we have gained the credit from our customers.
The Milfast Metalworks products include various different specifications and types:
THREADED RODS, STUD BOLTS, HEAVY HEX BOLTS, STRUCTURAL BOLTS, HEX BOLTS, FLANGE BOLTS, TRACK BOLTS, CARRIAGE BOLTS, HEAVY HEX NUTS, STRUCTURAL NUTS, HEX NUTS, FLANGE NUTS, CASTLE NUTS, SQUARE NUTS, FLAT WASHERS, SPRING WASHERS, SPECIAL FASTENERS AND OTHER VARIOUS METAL PARTS.

The materials for these products are carbon steel, alloy steel, stainless steel. In addition, we also can provide special fasteners according to customers′ drawing or samples.
Ningbo Beilun Milfast Metalworks Co.,Ltd produce high-quality fasteners standard Threaded Rods, bolts, nuts, stud bolts, washers as follows, 
ASTM A325/A325M/A490/A490M Type 1 Structural Bolts, A193/A193M Gr.B7/B7M Heavy Hex Bolts, ASTM A307 Hex Bolt, DIN912 Socket Head Cap Screws, DIN6914 Structural Bolts, EN14399-3/EN14399-4 Heavy Hex Bolts, DIN931/933 Hex Bolts, DIN960/961 Hex Bolts, ISO4014/4017 Hex Bolts, DIN6921 Flange Bolts
ASTM A194/A194M Gr. 2H/2HM, 7/7M Heavy Hex Nuts, A563/A563M Gr. C/DH/10S Heavy Hex Nuts, DIN6915 Structural Nuts, EN14399-3/EN14399-4 Heavy Hex Nuts, DIN934 Hex Nuts, ISO4032 Hex Nuts, DIN6923 Flange Nuts
ASTM A193/A193M Gr. B7/B7M, B16, B8/B8M, ASTM A320 Gr.L7/L7M Threaded Rod/Stud Bolts, DIN975 Threaded Rods
ASTM F436 Hardened Flat Washer, SAE/USS Flat Washer, ISO7089 Round Flat Washer, DIN125 Flat Washers, DIN6916 Structural Washer, EN14399-5/EN14399-6 Flat Washer, DIN127 Spring Washer, F959 DTI Washer
The Milfast Metalworks main products ASTM A193-B7 Threaded Rods, A194 Gr. 2H Heavy Hex Nuts, ASTM A325 Structural Bolts, ASTM F436M Hardened Flat Washers, they are widely spread all over the world, include the Country from America, Europe, Middle East, Africa, Etc.

We′re confident to provide you with high-quality products, competitive prices, timely delivery and perfect after-sales service. The Milfast target is to create a win-win business model and establish long-term business relationship with our partner in future.