ASTM B564 Inconel 625 Forged Flanges

• Standard: ANSI, DIN, JIS, GOST
• Type: Welding Flange
• Material: Alloy Steel
• Structure: Flanges
• Connection: Welding
• Sealing Surface: RF
• Model NO.: KM-20200515
• Manufacturing Way: Forging
• Transport Package: in Seaworthy Wooden Cases or Pallets
• Specification: 1/2" ~ 36"
• Trademark: KINGMETAL
• Origin: China
• HS Code: 7307910000
• Production Capacity: 1000 Tons Per Month

Product Description

ASTM B564 INCONEL 625 FORGED FLANGES
 

KingMetal diverse inventory offers a full range of INCONEL Flanges that is prominent in the process industry.

Product name	ASTM B564 Inconel 625 Forged Flanges
Specification	ASTM / ASME SB 564 / 160 / 472
UNS Grade	Inconel 600 (UNS N06600, Alloy 600, 2.4816), Inconel 601 (UNS N06601, Alloy 601, 2.4851), Inconel 625 (UNS N06625, Alloy 625, 2.4856), Inconel 800 (UNS N08800, Alloy 800)
Standard	ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size	½" to 36"
Dimensions	ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Class / Pressure	150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Type of ASTM B564 Inconel 625 Forged Flanges		Size
Inconel Slip-On Flanges	Inconel Threaded Flanges	1/2" - 36" Raised Face or Flat Face
Inconel Weld Neck Flanges	Inconel Socket Weld Flanges
Inconel Blind Flanges	Inconel Reducing Flanges
Inconel Lap Joint Flanges	Inconel Plate Flanges

 

Composition of Nickel Alloy 625

The composition range for Nickel Alloy 625 is provided in table 1.

Table 1. Composition of nickel alloy 625.

Chemistry, %	AMS 4967
	Min	Max
Chromium	20.00	23.0
Nickel	58.00	Balance
Molybdenum	8.00	10.00
Cobalt	-	1.00
Columbium + Tantalum	3.15	4.15
Aluminum	-	0.40
Titanium	-	0.40
Carbon	-	0.10
Iron	-	5.00
Manganese	-	0.50
Silicon	-	0.50
Phosphorus	-	0.015
Sulfur	-	0.015

Specifications

The various forms of nickel alloy 625 are covered by the following standards:

• UNS/W. Nr N06625/2.4856
• Rod and bar ASTM B 446 and ASME SB-446 Gr 1

Physical Properties of Nickel Alloy 625

Density:	0.305 lb/inch^3
Melting Range:	2350-2460°F

Thermal Properties of Nickel Alloy 625

The thermal properties of Nickel Alloy 625 are summarised in table 2.

Table 2. Thermal properties of Nickel Alloy 625.

Temp	Coefficient of Thermal Exp.	Thermal Conductivity	Modulus of Elasticity Dynamic
°F	in/in °F x 10^-6	Btu. ft/ft^2.hr°F	psi x 10^6
70	-	5.7	29.8
400	7.3	7.2	28.4
600	7.4	8.2	27.5
800	7.6	9.1	26.6
1000	7.8	10.1	25.6
1200	8.2	11.0	24.4
1400	8.5	12.0	23.1
1600	8.8	13.2	-

Typical Mechanical Properties of Nickel Alloy 625

The minimum mechanical properties of nickel alloy 625 are provided in table 3.

Table 3. Minimum Specified Tensile Properties, Room Temperature ASTM B 446 Bar, Grade 1

Property	Value
Ultimate Tensile Strength	120 ksi
0.2% Yield	60 ksi
Elongation (2")	30%

Corrosion Resistance of Nickel Alloy 625

Table 4. Corrosion by quiet & flowing seawater, Wrightsbille Beach, NC.

Alloy		Quiet			Flowing, 2 ft/sec
	Weight Loss, g	Range of Pit Depth, mils		Weight Loss, g	Range of Pit Depth, mils
		Panel	Crevice Area		Panel	Crevice Area
625	Nil	Nil	Nil	0.25	Nil	Nil
C-276	Nil	Nil	Nil	0.10	Nil	Nil
René 41	0.80	Nil	Nil	0.30	Nil	Nil
X	0.10	Nil	Nil	0.60	Nil	Nil
825	0.25	0-1	0-9	0.20	3-6	1-26
718	2.70	Nil	37-165P	5.15	Nil	40-165P

Test duration two years. P=perforated by local attack

Table 5. Crevice corrosion temperature (CCT).

Alloy	UNS No.	Molybdenum Content	°C	°F	Pitting Resistance Equivalent, (PRE)N
316L	S31603	2.1	-3	27	23
825	N08825	2.7	-3	27	30
2205	S31803	3.1	20	68	38
317L	S31703	3.2	2	35	29
AL-6XN®	N08367	6.2	43	110	48
625	N06625	9.0	45	113	51
C-276	N10276	15.4	55	130	66

10% FeCl₃.6H₂O, per ASTM G 48 Practice B

(PRE) N=Cr + 3.3Mo + 16N