630 vlekvrye staal stroke en 631 stainless steel strips are made with vlekvrye staal spoele.
Hierdie twee legerings is 95% dieselfde in samestelling. Daar is 'n paar verskille in eienskappe.
Graad 630 vlekvrye staal stroke have 17% chroom en 4% nikkel inhoud en staan ook bekend as UNS 17400 en 17-4 PH.
On the other hand, die graad 631 vlekvrye staal stroke have 17% chroom en 7% nikkel inhoud en staan ook bekend as UNS 17700 and 17-7PH.
Die 630 stainless steel strips are martensitic stainless steels that have undergone precipitation hardening to improve their mechanical characteristics.
Na hittebehandeling, these strips reach exceptional levels of strength and hardness.
Graad 630 stainless steel strips have heat and corrosion resistance similar to graad 304 vlekvrye staal stroke.
Die 631 stainless steel strips have outstanding features for strength, high hardness and elasticity, good resistance to corrosion, resistance to high temperatures, and resistance to deformation.
Strips made of 631 stainless steel offer useful property combinations that are exceptionally well-suited for aeronautical applications.
Kom ons lees verder.
What is 630/17-4PH/1.4542 Stainless Steel Strip?
One of the most well-known and frequently employed precipitation hardening type of high strength stainless steel strips.
With copper addition, impact hardened with martensitic structure is called 17-4PH / 630 / 1.4542. High-strength qualities, such as hardness, are maintained while retaining a high level of corrosion resistance.
While maintaining reasonably excellent characteristics, 630 stainless steel strips can operate in the temperature range of -29 °C to 343 °C.
Apart from that, the materials of this grade have decent ductility and corrosion resistance.
630 stainless steel grade’s availability under solution-treated conditions, at which point they may be easily machined and age-hardened to achieve high strength, is one of its main advantages.
Cold-rolled strips are available in 17-4PH, 630 en 1.4542.
Die 630 stainless steel strips are widely used for heavy-duty mechanical parts, bushings, rotor blades, couplings, screws, drive shafts, vlekvrye staal kan nie deur hittebehandeling verhard word nie, and measuring devices in the aerospace, mariene, vlekvrye staal kan nie deur hittebehandeling verhard word nie, energie, offshore, and food industries.
What is 631/17-7PH/1.4568 Stainless Steel Strip?
The 17-7PH/631/1.4568 stainless steel strips are among the age-hardened PH materials with the highest amounts of chromium and nickel at 17% en 7%, onderskeidelik.
Daarbenewens, these stainless steel strips have high strength and exceptional corrosion resistance.
Hierdie 631 stainless steel alloy strips also have outstanding flat spring qualities at temperatures up to 600°F (316°C).
The edge of a 17-7 PH stainless steel strip can be made as a slit or round variety, depending on the manufacturing method.
The 631/17-7PH stainless steel strips are utilized in machine constructions and parts such as valve parts, houers, vere, spring washers, food knives, diaphragms, high and low-temperature parts, hitteruilers, unique fittings, and installations.
Strips, wires, sheets, and bars made of 631 stainless steel are used in the aerospace, chemiese, petrochemiese, energie, kos, and cryogenic industries.
Graad 630 Vlekvrye staalstrook vs. Graad 631 Stainless Steel Strip Comparison
Die 630 vlekvrye staal stroke en 631 stainless strips are slightly similar.
Egter, there are some differences in composition and properties.
630 Roesvrye staal strook
Chemical composition
Die chemiese samestelling van 630 stainless steel strips is given below
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm 15-17%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm 3-5%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm 1%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm 1%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm 0.040%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm 0.03%
Koper 3-5%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm 0.07%
Niobium +Tantalum 0.15-0.45%
Mechanical properties
Mechanical properties of 630 stainless steel strip up to 100 mm diameter/ thickness.
Trek sterkte: 1200MPa max
Lewer krag: 1172MPa
Elongation A50: 10%
Hardheid, Rockwell C:
40
Digtheid
Die digtheid van 630 stainless strips is about 7.75 g/ cm³
631 Roesvrye staal strook
Chemical composition
Now discuss the chemical composition of grade 631 vlekvrye staal stroke
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 16-18%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 6.5-7.75%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 1%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 1%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 0.040%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 0.03%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 0.75-1.5%
Die konvensionele dikte is tussen 0,1 mm en 3,0 mm: 0.090%
Mechanical properties
Die meganiese eienskappe van graad 631 stainless steel strips are given below.
Trek sterkte: 1275MPa
Lewer krag: 1030MPa
Elongation A50: 6%
Hardheid, Rockwell C
41
Digtheid
Die digtheid van 631 stainless strips is about 7.80 g/ cm³
What are the Grade 630 Stainless Steel Strips and Grade 631 Toepassings van vlekvrye staalstroke?
Die 630 stainless steel strips are used in components for valves, vlekvrye staal kan nie deur hittebehandeling verhard word nie, and gears, Dies for molding plastic, Boat propeller shafts and high-strength pump shafts, and Elements of an engine.
Oor die algemeen, in situations where high strength or hardness is required, with some degree of corrosion resistance, the majority of uses are for precipitation-hardening 630 vlekvrye staal stroke. These strips are used in the aerospace and other high-tech industries because of their high strength. Some other important applications consist of the following:
Transfer of power High-quality engine components such as gears, kleppe, stronger shafts, steam turbine blades, and molding dies are also available.
Die 631 stainless steel strip has excellent welding performance, sterkte, and hardness. Washers and springs are the main applications for stainless steel strips of grade 631/17-7. It is employed in those applications when great strength and corrosion resistance are required. Due to its minimal thermal distortion, it is also used in complicated parts.
The aerospace, petrochemiese, chemiese, and petrochemical sectors, as well as the energy, kos, and cryogenic industries, all use stainless steel 631strips. Due to its low distortion during heat treatment, it is also used in complicated parts.
Which one between Grade 630 Stainless Steel Strip and Grade 631 Stainless Steel Strip is better?
Albei 630 en 631 stainless steel strips are widely used in many applications and are very popular among customers.
Die graad 631 vlekvrye staal strook is beter as 630 stainless steel due to extra Nickel contents and the addition of aluminum content in its composition.
The additional nickel content can increase the corrosion resistance and strength of 631 vlekvrye staal stroke.
The tensile and yield strength of 631 stainless steel strips is more than 630 vlekvrye staal stroke.
Afsluiting
These two stainless steel strips have their importance in the industry.
Die 630 en 631 stainless steel strips have excellent corrosion resistance, hardheid, sterkte, and stability at high temperatures.
Due to excellent properties, these grades of stainless steel strips are in demand these days.
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