17-4pH 17-7pH 15-7pH Type 630 631 632 Precipitation Hardening Steel Plate Sheet

• Application: Aviation, Electronics, Industrial, Medical, Chemical
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Alloy: Alloy
• Type: Nickel Plate
• Stock: Stock Available
• Third Part Inspection: Available
• Model NO.: 17-4PH 17-7PH 15-7PH
• Sample: Free
• Trade Terms: EXW, Fob, CIF, CFR
• Surface: Mirror, Brushed, Mill Finished, Polished etc.
• Transport Package: Standard Export Package
• Specification: As Customer′s Request
• Trademark: Mingson
• Origin: China
• HS Code: 7506200000
• Production Capacity: 7000 Tons Per Year

Product Description

Product Name: Precipitation Hardening Steel Plate/Sheet
Grade: 17-4PH(TYPE 630/UNS S17400/W.NR. 1.4542)
             17-7PH(TYPE 631/UNS S17700/W.NR. 1.4568)
             15-7PH(TYPE 632/UNS S15700/W.NR. 1.4532)

Applications: Aerospace industry, biomedical hand tools, chemical and food processing equipment, nuclear waste processing and storage, general metalworking, and paper mill equipment.
 

Chemical Composition
17-4PH

%	C	Mn	P	S	Ni	Cr	Nb	Cu	Si
MIN	-	-	-	-	3	15	0.15	3	-
MAX	0.07	1	0.04	0.03	5	17.5	0.45	5	1

17-7PH

%	C	Mn	P	S	Ni	Cr	Si	Al
MIN	-	-	-	-	6.5	16	-	0.75
MAX	0.09	1	0.04	0.04	7.75	18	1	1.5

15-7PH

%	C	Mn	P	S	Ni	Cr	Mo	Si
MIN	-	-	-	-	6.5	14	0.75	-
MAX	0.09	1	0.04	0.03	7.75	16	1.5	1

 

Mechanical Properties

Grade	Heat Treatment		Tensile Test				Hardness Index
	Code	Conditions	Tensile Strength (Mpa)	Yield Strength (Mpa)	Elongation (%)	Area Reduction (%)	HB (Brinell)	HRC (Lorsch)
17-4PH	Solutionizing	1020-1060°C Oil cooling	-	-	-	-	363 MAX	38 MAX
	H900	After solution treatment, air cooling at 470-490°C	1310 MIN	1180 MIN	10 MIN	40 MIN	375 MIN	40 MIN
	H1025	After solution treatment, air cooling at 540-560°C	1060 MIN	1000 MIN	12 MIN	45 MIN	331 MIN	35 MIN
	H1075	After solution treatment, air cooling at 570-590°C	1000 MIN	865 MIN	13 MIN	45 MIN	302 MIN	31 MIN
	H1150	After solution treatment, air cooling at 610-630°C	930 MIN	725 MIN	16 MIN	50 MIN	277 MIN	28 MIN
	Annealing	Heat up to 850°C, hold for 2~3h (according to the effective thickness of the workpiece and other factors to determine the holding time), keep at 20°C/h cooling, when drop to 600°C, then with the furnace cooling to 300°C, remove the workpiece and then air cooling.
Application		Used for high strength containers, parts and structural parts with certain corrosion resistance requirements.
17-7PH	Solutionizing	1000-1100°C Oil cooling	1030 MAX	380 MAX	20 MIN	-	229 MAX	-
	565°C Ageing	After solution treatment, it was kept at (760±15) °C for 90min, cooled to below 15°C within 1h, kept for 30min, and then heated to (565±10) °C for 90min air cooling	140 MIN	960 MIN	5 MIN	25 MIN	363 MIN	37 MIN
	510°C Ageing	After solution treatment, it was kept at (955±15) °C for 10min, air-cooled to room temperature, cooled to - (73±6) °C within 24h, kept for 8h, and then heated to (510±10) °C , kept for 60min of air-cooling	1230 MIN	1030 MIN	4 MIN	10 MIN	388 MIN	40 MIN
Application		Precipitation hardening steel with added copper. Used as shaft, turbine components, etc.
15-7PH	Solutionizing	1000-1100°C Oil cooling	-	-	-	-	269 MAX	26 MAX
	565°C Ageing	After solution treatment, it was kept at (760±15) °C for 90min, cooled to below 15°C within 1h, kept for 30min, and then heated to (565±10) °C, kept for 90min of air cooling	1210 MIN	1100 MIN	7 MIN	25 MIN	375 MIN	42 MIN
	510°C Ageing	After solution treatment, it was kept at (955±15) °C for 10min, air-cooled to room temperature, then cooled to - (73±6) °C within 24h, kept for 8h, and then heated to (510±10) °C, kept for 60min of air-cooling	1320 MIN	1210 MIN	6 MIN	20 MIN	388 MIN	44 MIN
Application		Precipitation shaped steel with added aluminum. Used as springs, hot rings, meter parts, etc.
Note		According to customer requirements, we can produce standard: GB/1220-07, JIS G4303, EN 10088-05.....at the same time.