One:Water Atomized Iron Powder Process
High Purity Sponge Iron（Tfe95%）And Part Steel Scrap→EAF Melting→High Pressure Water Atomization→Wet Magnetic Separation→Vacuum Dehydration→Drying→Screening→Redcution→Crushing→Screening→Batching→Packaging

Two:Standard, Properties and Application of Water Atomized Iron Powder

Water Atomized Iron Powder

Grade	Chemical Composition(%)									Physical Properties			Particle Size(%)um							Properties	Application
	C≤	Si≤	Mn≤	P≤		S≤	HL ≤	AIC ≤	TFe≥	Apparent Density g/cm3	Flowability	Compressibility g/cm3	+ 200	200 - 150	150 - 100	100 - 75	75 - 63	63 - 45	＜45
											S/50 g ≤	600 MPa ≥
JWF 100.28	0.01	0.035	0.15	0.025		0.025	0.25	0.08	99.00	2.70 - 2.90	30	7.05	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	Low apparent density, high purity, high compressibility and high formability	PM parts of medium density
JWF 100.30	0.01	0.035	0.15	0.025		0.025	0.25	0.08	99.00	2.90 - 3.10	28	7.05	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	High purity, high compressibility	PM parts with density higher than 6.8g/cm3
JWF 100.30 G	0.01	0.035	0.15	0.025		0.025	0.15	0.08	99.00	2.90 - 3.10	27	7.13	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	High .compressibility	PM parts of high density

Water Atomized Part Diffusion Alloyed Steel Powder

Grade	Chemical Composition(%)											Physical Properties			Particle Size(%)um							Properties	Application
	C≤	Si≤	Mn≤	P≤		S≤	Ni	Mo	Cu	HL ≤	AIC ≤	Apparent Density g/cm3	Flowability	Compressibility g/cm3	+ 200	200 - 150	150 - 100	100 - 75	75 - 63	63 - 45	＜45
													S/50 g ≤	600 MPa ≥
JWF01 K	0.01	0.035	0.15	0.025		0.025	1.7 - 1.9	0.45 - 0.55	1.40 - 1.60	0.15	0.08	2.90 - 3.10	28	7.05	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	Mo prealloyed, NiCu diffusion bonding, with high compressibility, good hardenability, and higher strength	High density PM parts requiring higher strength after quenching
JWF 02K	0.01	0.035	0.15	0.025		0.025	3.8 - 4.2	0.45 - 0.55	1.80 - 2.20	0.15	0.08	2.90 - 3.10	28	7.03	≤ 0.5	0-10	15-35	15-35	5 - 20	10 - 30	10 - 35

Water Atomized Iron Powder

Grade	Chemical Composition(%)									Physical Properties			Particle Size(%)um							Properties	Application
	C≤	Si≤	Mn≤	P≤		S≤	HL ≤	AIC ≤	TFe≥	Apparent Density g/cm3	Flowability	Compressibility g/cm3	+ 200	200 - 150	150 - 100	100 - 75	75 - 63	63 - 45	＜45
											S/50 g ≤	600 MPa ≥
JWF 100.28	0.01	0.035	0.15	0.025		0.025	0.25	0.08	99.00	2.70 - 2.90	30	7.05	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	Low apparent density, high purity, high compressibility and high formabilit	PM parts of medium density
JWF 100.30	0.01	0.035	0.15	0.025		0.025	0.25	0.08	99.00	2.90 - 3.10	28	7.05	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	High purity, high compressibility	PM parts with density higher than 6.8g/cm3
JWF 100.30 G	0.01	0.035	0.15	0.025		0.025	0.15	0.08	99.00	2.90 - 3.10	27	7.13	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	High .compressibility	PM parts of high density

Water Atomized Part Diffusion Alloyed Steel Powder

Grade	Chemical Composition(%)											Physical Properties			Particle Size(%)um							Properties	Application
	C≤	Si≤	Mn≤	P≤		S≤	Ni	Mo	Cu	HL ≤	AIC ≤	Apparent Density g/cm3	Flowability	Compressibility g/cm3	+ 200	200 - 150	150 - 100	100 - 75	75 - 63	63 - 45	＜45
													S/50 g ≤	600 MPa ≥
JWF01 K	0.01	0.035	0.15	0.025		0.025	1.7 - 1.9	0.45 - 0.55	1.40 - 1.60	0.15	0.08	2.90 - 3.10	28	7.05	≤ 0.5	0-10	15-35	15-35	5-20	10 - 30	10 - 35	Mo prealloyed, NiCu diffusion bonding, with high compressibility, good hardenability, and higher strength	High density PM parts requiring higher strength after quenching.
JWF 02K	0.01	0.035	0.15	0.025		0.025	3.8 - 4.2	0.45 - 0.55	1.80 - 2.20	0.15	0.08	2.90 - 3.10	28	7.03	≤ 0.5	0-10	15-35	15-35	5 - 20	10 - 30	10 - 35

Water Atomized Pre-Alloyed Steel Powder

Grade	Chemical Composition(%)											Physical Properties			Particle Size(%)um							Properties	Application
	C≤	Si≤	Mn≤	P≤		S≤	Ni	Mo	HL ≤	AIC ≤	TFe≥	Apparent Density g/cm3	Flowability	Compressibility g/cm3	+ 200	200 - 150	150 - 100	100 - 75	75 - 63	63 - 45	＜45
													S/50 g ≤	600 MPa ≥
JWF 01H	0.01	0.035	0.15	0.025		0.025	1.7 - 1.9	0.45 - 0.55	0.20	0.08	99.00	2.85 - 3.05	28	6.85	≤ 0.5	0-10	15-35	15-35	5 - 20	10 - 30	10 - 35	High strength, corrosion resistance, and high hardenability	PM parts of high strength, high hardness, high wear and corrosion resistance
JWF 02H	0.01	0.035	0.15	0.025		0.025		0.45 - 0.55	0.20	0.08	99.00	2.80 - 3.00	28	7.00	≤ 0.5	0-10	15-35	15-35	5 - 20	10 - 30	10 - 35	High Hardenability	PM parts requiring higher strength and hardness after heat treatment

Easy Cutting Steel Powder

Grade	Chemical Composition(%)									Physical Properties			Particle Size(%)um							Properties	Application
	C≤	Si≤	Mn≤	P≤		S≤	HL ≤	AIC ≤	TFe≥	Apparent Density g/cm3	Flowability	Compressibility g/cm3	+ 200	200 - 150	150 - 100	100 - 75	75 - 63	63 - 45	＜45
											S/50 g ≤	600 MPa ≥
JWF 100Q	0.01	0.050	0.20 - 0.35	0.025		0.30-0.45	0.25	0.08		2.90 - 3.10	29	6.70 500MPa	≤ 0.5	0-10	15-35	15-35	5 - 20	10 - 30	10 - 35	Sulfur, Manganese Pre-alloyed, Manganese Sulphide forming, with good cutting performance	PM parts need more machining process after sintering

Powder for Welding Rod

Grade	Chemical Composition(%)									Physical Properties		Particle Size(%)um				PropertiesApplication
	C≤	Si≤	Mn≤	P≤		S≤NiMoCu	HL ≤	AIC ≤	TFe≥	Apparent Density g/cm3	Flowability	+ 200	200 - 150	150 - 100	100-75
											S/50 g ≤
JWF 40.30	0.01	0.035	0.15	0.025		0.025	0.50	0.08	98.50	2.90 - 3.10	25	+ 425	425-200		-200	For welding rod and cored wire production
												≤1	balance		≤20
JWF 40.37	0.01	0.035	0.15	0.025		0.025	0.50	0.08	98.50	3.60 - 3.80	25	≤1	balance		≤20

Remarks: JWF100Q HL≤0.25, S loss not included.