ASTM A563 Hex Nut Grade B Carbon Steel Black Oxide

• Customization: Available
• Material: Stainless Steel
• Type: Hexagon Head
• Model NO.: INCH
• Connection: Hex Drive
• Head Style: Hexagonal
• Standard: ANSI, ASTM
• Grade: 2h
• Product Name: ASTM A563 Hex Nut Grade B Carbon Steel Black Oxide
• Surface Treatment: Black Oxide
• Materials: Carbon Steel
• Size: 1/4"-4"
• Color: Black
• Certificate: ISO9001:2015
• Transport Package: Customers′ Requirements
• Specification: 1/4"-4
• Trademark: ANBOR
• Origin: Ningbo, China

Product Description

Product Description

Product name	ASTM A563 Hex Nut Grade B Carbon Steel Black Oxide
Brand Name	ANBOR
Color	Black
Packing	Customers' Requirements
Type	Grade B
Material	Carbon Steel
Certificate	ISO9001:2015

 

HEAVY HEX NUTS
SIZE	F		G		H
	Width Across Flats		Width Across Corners		Thickness Heavy Hex Nuts
	Max	Min	Max	Min	Max	Min
1/4"	12,70	12,40	14,66	14,12	6,35	5,54
5/16"	1427	13,87	16,51	15,80	7,98	7,11
3/8"	17,48	16,99	20,17	19,38	9,58	8,66
7/16"	19,05	18,49	22,00	21,08	11,20	10,24
1/2"	22,23	21,59	25,65	24,61	12,80	11,79
9/16"	23,83	23,09	27,51	26,34	14,43	13,36
5/8"	26,97	26,09	31,17	29,85	16,03	14,91
3/4"	31,75	30,78	36,65	35,10	19,25	18,03
7/8"	36,53	35,41	42,16	40,36	22,48	21,16
1"	41,28	40,01	47,65	45,62	25,70	24,26
1 1/8"	46,02	44,60	53,16	50,88	28,93	27,41
1 1/4"	50,80	49,23	58,65	56,11	31,78	30,15
1 3/8"	55,58	53,42	64,16	61,37	35,00	33,27
1 1/2"	60,33	58,42	69,65	66,60	38,23	36,40
1 5/8"	65,07	63,02	75,16	71,83	41,45	39,52
1 3/4"	69,85	67,61	80,65	77,09	44,68	42,65
1 7/8"	74,63	72,24	86,16	82,35	47,90	45,77
2"	79,38	76,84	91,64	87,60	51,13	48,91
2 1/4"	88,90	86,06	102,64	98,09	57,18	54,74
2 1/2"	98,43	95,25	113,64	108,59	63,63	60,99
2 3/4"	107,95	104,44	120,64	119,08	70,03	67,23
3"	117,48	113,67	135,64	129,59	76,53	73,48
3 1/4"	127,00	122,89	146,66	140,08	82,60	79,35
3 1/2"	136,53	132,08	157,66	150,57	89,05	85,60
3 3/4"	146,05	141,27	168,66	161,06	89,50	91,85
4"	155,58	150,50	179,66	171,58	101,96	98,09
ESCRIPTION			Grade			Diameter
ASTM A194			2H,2HM,7L,7M,4L/4MB8,B8M			5/16"-4"
ASTM A563			A,C,DH			5/16"-4"
ASTM A563M			10S			M10-M100
Surface:Black,Zinc,Hot dip galvanizing,Dacromet
Mechanical galvanizing,PTFE(Xylan),Zinc-Nickel Alloys

A563 Grades

A	Carbon steel, hex or heavy hex
B	Carbon steel, hex or heavy hex
C	Carbon steel, quenched and tempered, heavy hex
D	Carbon steel, quenched and tempered, heavy hex
DH	Carbon steel, quenched and tempered, heavy hex
C3	Weathering steel, quenched and tempered, heavy hex
DH3	Weathering steel, quenched and tempered, heavy hex

A563 Mechanical Properties

Grade	Style	Size, in.	Proof Load, ksi	Hardness, HBN
Plain	Galvanized
A	Hex	1/4 - 1-1/2	90	68	116 - 302
	Heavy Hex	1/4 - 4	100	75	116 - 302
B	Heavy Hex	1/4 - 1	133	100	121 - 302
	Heavy Hex	1-1/8 - 1-1/2	116	87	121 - 302
C / C3	Heavy Hex	1/4 - 4	144	144	143 - 352
D	Heavy Hex	1/4 - 4	150	150	248 - 352
DH / DH3	Heavy Hex	1/4 - 4	175	150	248 - 352
For UNC, 8UN, 6UN, and Coarse Pitch Threads

A563 Chemical Properties

Element	Grades O, A, B, C	D**	DH**
Carbon	0.55% max	0.55% max	0.20 - 0.55%
Manganese, min		0.30%	0.60%
Phosphorus, max	0.12%	0.04%	0.04%
Sulfur, max	0.15%*	0.05%	0.05%
* For grades O, A and B a sulfur content of 0.23% max is acceptable with the purchasers approval
** For grades D and DH a sulfur content of 0.05 - 0.15% is acceptable provided the manganese is 1.35% min

Element	Classes for Grade C3*	DH3
A	B	C	D	E	F	N
Carbon	0.33 - 0.40%	0.38 - 0.48%	0.15 - 0.25%	0.15 - 0.25%	0.20 - 0.25%	0.20 - 0.25%		0.20 - 0.53%
Manganese	0.90 - 1.20%	0.70 - 0.90%	0.80 - 1.35%	0.40 - 1.20%	0.60 - 1.00%	0.90 - 1.20%		0.40% min
Phosphorus	0.040% max	0.06 - 0.12%	0.035% max	0.040% max	0.040% max	0.040% max	0.07 - 0.15%	0.046% max
Sulfur, max	0.050%	0.050%	0.040%	0.050%	0.040%	0.040%	0.050%	0.050%
Silicon	0.15 - 0.35%	0.30 - 0.50%	0.15 - 0.35%	0.25 - 0.50%	0.15 - 0.35%	0.15 - 0.35%	0.20 - 0.90%
Copper	0.25 - 0.45%	0.20 - 0.40%	0.20 - 0.50%	0.30 - 0.50%	0.30 - 0.60%	0.20 - 0.40%	0.25 - 0.55%	0.20% min
Nickel	0.25 - 0.45%	0.50 - 0.80%	0.25 - 0.50%	0.50 - 0.80%	0.30 - 0.60%	0.20 - 0.40%	1.00% max	0.20% min**
Chromium	0.45 - 0.65%	0.50 - 0.75%	0.30 - 0.50%	0.50 - 1.00%	0.60 - 0.90%	0.45 - 0.65%	0.30 - 1.25%	0.45% min
Vanadium			0.020% min
Molybdenum		0.06% max		0.10% max				0.15% min**
Titanium				0.05% max
* Selection of a class shall be at the option of the manufacturer
** Nickel or Molybdenum may be used.

A563 Grade Identification Markings

Grade Identification Marking	Specification	Material	Nominal Size, In.	Proof Load Stress, ksi	Hardness Rockwell	See Note
Min	Max
	ASTM A563 Grade O**	Carbon Steel	1/4 - 1-1/2	69	B55	C32	2,3
	ASTM A563 Grade A	Carbon Steel	1/4 - 1-1/2	90	B68	C32	2,3
	ASTM A563 Grade B	Carbon Steel	1/4 - 1	120	B69	C32	2,3
			>1 - 1-1/2	105
	ASTM A563 Grade C	Carbon Steel, may be Quenched and Tempered	1/4 - 4	144	B78	C38	4
	ASTM A563 Grade C3	Atmospheric Corrosion Resistant Steel, may be Quenched and Tempered	1/4 - 4	144	B78	38	4,6
	ASTM A563 Grade D	Carbon Steel, may be Quenched and Tempered	1/4 - 4	150	B84	C38	5
	ASTM A563 Grade DH	Carbon Steel, Quenched and Tempered	1/4 - 4	175	C24	C38	5
	ASTM A563 Grade DH3	Atmospheric Corrosion Resistant Steel, Quenched and Tempered	1/4 - 4	175	C24	C38	4,6

                                                       1. Are you trading company or manufacturer ?
We are an industry and trade integration company.

2.What can you buy from us?
NINGBO ANBOR HARDWARE CO., LTD is reputed for high quality manufacturing to meet domestic as well as overseas demand of fasteners. Our program ranges from standard fasteners to customized products, develop per customer`s request. The regular range of products are series of screws,nuts,bolts,anchors,washers,thread rod,riggings and so on. The main grades are 4.8,5.8,8.8,10.9,12.9.

3.Can you provide free samples?
Yes, we can provide free samples for standard fasteners. However, for non-standard customized samples, if the mold needs to be opened, a certain mold fee needs to be charged, please understand.

4.What is the minimum quantity of your order? Is there a mold fee?
The minimum order quantity of non-standard fasteners: 1-2 tons, depending on the difficulty and size of the parts, we will charge a mold fee, which will be refunded after reaching a certain amount, which is more fully described in our quotation.

5.When will you make delivery?
Samples usually take 15-30 days and mass production usually takes 25-50 days, depending on the quantity ordered.


6.What services can you provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,Express Delivery;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,PayPal,Western Union,Cash;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,French,Russian,Italian